vendor: use github.com/prometheus/common v0.47.0

By using a newer prometheus/common package, there are undefined
references which cause the following golangci-lint error:

> Running error: can't run linter goanalysis_metalinter\ninspect: failed
> to load package util: could not load export data: no export data for
> \"k8s.io/kubernetes/pkg/controller/deployment/util\"

Signed-off-by: Niels de Vos <ndevos@ibm.com>

vendor/github.com/prometheus/common/expfmt/decode.go

@@ -45,7 +45,7 @@ func ResponseFormat(h http.Header) Format {
 
 	mediatype, params, err := mime.ParseMediaType(ct)
 	if err != nil {
-		return fmtUnknown
+		return FmtUnknown
 	}
 
 	const textType = "text/plain"
@@ -53,21 +53,21 @@ func ResponseFormat(h http.Header) Format {
 	switch mediatype {
 	case ProtoType:
 		if p, ok := params["proto"]; ok && p != ProtoProtocol {
-			return fmtUnknown
+			return FmtUnknown
 		}
 		if e, ok := params["encoding"]; ok && e != "delimited" {
-			return fmtUnknown
+			return FmtUnknown
 		}
-		return fmtProtoDelim
+		return FmtProtoDelim
 
 	case textType:
 		if v, ok := params["version"]; ok && v != TextVersion {
-			return fmtUnknown
+			return FmtUnknown
 		}
-		return fmtText
+		return FmtText
 	}
 
-	return fmtUnknown
+	return FmtUnknown
 }
 
 // NewDecoder returns a new decoder based on the given input format.

vendor/github.com/prometheus/common/expfmt/encode.go

@@ -76,18 +76,18 @@ func Negotiate(h http.Header) Format {
 		if ac.Type+"/"+ac.SubType == ProtoType && ac.Params["proto"] == ProtoProtocol {
 			switch ac.Params["encoding"] {
 			case "delimited":
-				return fmtProtoDelim + escapingScheme
+				return FmtProtoDelim + escapingScheme
 			case "text":
-				return fmtProtoText + escapingScheme
+				return FmtProtoText + escapingScheme
 			case "compact-text":
-				return fmtProtoCompact + escapingScheme
+				return FmtProtoCompact + escapingScheme
 			}
 		}
 		if ac.Type == "text" && ac.SubType == "plain" && (ver == TextVersion || ver == "") {
-			return fmtText + escapingScheme
+			return FmtText + escapingScheme
 		}
 	}
-	return fmtText + escapingScheme
+	return FmtText + escapingScheme
 }
 
 // NegotiateIncludingOpenMetrics works like Negotiate but includes
@@ -109,26 +109,26 @@ func NegotiateIncludingOpenMetrics(h http.Header) Format {
 		if ac.Type+"/"+ac.SubType == ProtoType && ac.Params["proto"] == ProtoProtocol {
 			switch ac.Params["encoding"] {
 			case "delimited":
-				return fmtProtoDelim + escapingScheme
+				return FmtProtoDelim + escapingScheme
 			case "text":
-				return fmtProtoText + escapingScheme
+				return FmtProtoText + escapingScheme
 			case "compact-text":
-				return fmtProtoCompact + escapingScheme
+				return FmtProtoCompact + escapingScheme
 			}
 		}
 		if ac.Type == "text" && ac.SubType == "plain" && (ver == TextVersion || ver == "") {
-			return fmtText + escapingScheme
+			return FmtText + escapingScheme
 		}
 		if ac.Type+"/"+ac.SubType == OpenMetricsType && (ver == OpenMetricsVersion_0_0_1 || ver == OpenMetricsVersion_1_0_0 || ver == "") {
 			switch ver {
 			case OpenMetricsVersion_1_0_0:
-				return fmtOpenMetrics_1_0_0 + escapingScheme
+				return FmtOpenMetrics_1_0_0 + escapingScheme
 			default:
-				return fmtOpenMetrics_0_0_1 + escapingScheme
+				return FmtOpenMetrics_0_0_1 + escapingScheme
 			}
 		}
 	}
-	return fmtText + escapingScheme
+	return FmtText + escapingScheme
 }
 
 // NewEncoder returns a new encoder based on content type negotiation. All

vendor/github.com/prometheus/common/expfmt/expfmt.go

@@ -34,21 +34,20 @@ const (
 	TextVersion              = "0.0.4"
 	ProtoType                = `application/vnd.google.protobuf`
 	ProtoProtocol            = `io.prometheus.client.MetricFamily`
-	protoFmt                 = ProtoType + "; proto=" + ProtoProtocol + ";"
+	ProtoFmt                 = ProtoType + "; proto=" + ProtoProtocol + ";"
 	OpenMetricsType          = `application/openmetrics-text`
 	OpenMetricsVersion_0_0_1 = "0.0.1"
 	OpenMetricsVersion_1_0_0 = "1.0.0"
 
-	// The Content-Type values for the different wire protocols. Note that these
-	// values are now unexported. If code was relying on comparisons to these
-	// constants, instead use FormatType().
-	fmtUnknown           Format = `<unknown>`
-	fmtText              Format = `text/plain; version=` + TextVersion + `; charset=utf-8`
-	fmtProtoDelim        Format = protoFmt + ` encoding=delimited`
-	fmtProtoText         Format = protoFmt + ` encoding=text`
-	fmtProtoCompact      Format = protoFmt + ` encoding=compact-text`
-	fmtOpenMetrics_1_0_0 Format = OpenMetricsType + `; version=` + OpenMetricsVersion_1_0_0 + `; charset=utf-8`
-	fmtOpenMetrics_0_0_1 Format = OpenMetricsType + `; version=` + OpenMetricsVersion_0_0_1 + `; charset=utf-8`
+	// The Content-Type values for the different wire protocols. Do not do direct
+	// comparisons to these constants, instead use the comparison functions.
+	FmtUnknown           Format = `<unknown>`
+	FmtText              Format = `text/plain; version=` + TextVersion + `; charset=utf-8`
+	FmtProtoDelim        Format = ProtoFmt + ` encoding=delimited`
+	FmtProtoText         Format = ProtoFmt + ` encoding=text`
+	FmtProtoCompact      Format = ProtoFmt + ` encoding=compact-text`
+	FmtOpenMetrics_1_0_0 Format = OpenMetricsType + `; version=` + OpenMetricsVersion_1_0_0 + `; charset=utf-8`
+	FmtOpenMetrics_0_0_1 Format = OpenMetricsType + `; version=` + OpenMetricsVersion_0_0_1 + `; charset=utf-8`
 )
 
 const (
@@ -71,26 +70,6 @@ const (
 	TypeOpenMetrics
 )
 
-// NewFormat generates a new Format from the type provided. Mostly used for
-// tests, most Formats should be generated as part of content negotiation in
-// encode.go.
-func NewFormat(t FormatType) Format {
-	switch t {
-	case TypeProtoCompact:
-		return fmtProtoCompact
-	case TypeProtoDelim:
-		return fmtProtoDelim
-	case TypeProtoText:
-		return fmtProtoText
-	case TypeTextPlain:
-		return fmtText
-	case TypeOpenMetrics:
-		return fmtOpenMetrics_1_0_0
-	default:
-		return fmtUnknown
-	}
-}
-
 // FormatType deduces an overall FormatType for the given format.
 func (f Format) FormatType() FormatType {
 	toks := strings.Split(string(f), ";")