rebase: bump golang.org/x/net from 0.15.0 to 0.16.0

Bumps [golang.org/x/net](https://github.com/golang/net) from 0.15.0 to 0.16.0.
- [Commits](https://github.com/golang/net/compare/v0.15.0...v0.16.0)

---
updated-dependencies:
- dependency-name: golang.org/x/net
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/golang.org/x/sys/cpu/cpu_riscv64.go

@@ -7,6 +7,6 @@
 
 package cpu
 
-const cacheLineSize = 32
+const cacheLineSize = 64
 
 func initOptions() {}

vendor/golang.org/x/sys/cpu/hwcap_linux.go

@@ -5,7 +5,7 @@
 package cpu
 
 import (
-	"io/ioutil"
+	"os"
 )
 
 const (
@@ -39,7 +39,7 @@ func readHWCAP() error {
 		return nil
 	}
 
-	buf, err := ioutil.ReadFile(procAuxv)
+	buf, err := os.ReadFile(procAuxv)
 	if err != nil {
 		// e.g. on android /proc/self/auxv is not accessible, so silently
 		// ignore the error and leave Initialized = false. On some