rebase: update controller-runtime package to v0.9.2

This commit updates controller-runtime to v0.9.2 and
makes changes in persistentvolume.go to add context to
various functions and function calls made here instead of
context.TODO().

Signed-off-by: Rakshith R <rar@redhat.com>

vendor/sigs.k8s.io/controller-runtime/pkg/reconcile/reconcile.go

@@ -17,6 +17,7 @@ limitations under the License.
 package reconcile
 
 import (
+	"context"
 	"time"
 
 	"k8s.io/apimachinery/pkg/types"
@@ -32,6 +33,14 @@ type Result struct {
 	RequeueAfter time.Duration
 }
 
+// IsZero returns true if this result is empty.
+func (r *Result) IsZero() bool {
+	if r == nil {
+		return true
+	}
+	return *r == Result{}
+}
+
 // Request contains the information necessary to reconcile a Kubernetes object.  This includes the
 // information to uniquely identify the object - its Name and Namespace.  It does NOT contain information about
 // any specific Event or the object contents itself.
@@ -81,13 +90,13 @@ type Reconciler interface {
 	// Reconciler performs a full reconciliation for the object referred to by the Request.
 	// The Controller will requeue the Request to be processed again if an error is non-nil or
 	// Result.Requeue is true, otherwise upon completion it will remove the work from the queue.
-	Reconcile(Request) (Result, error)
+	Reconcile(context.Context, Request) (Result, error)
 }
 
 // Func is a function that implements the reconcile interface.
-type Func func(Request) (Result, error)
+type Func func(context.Context, Request) (Result, error)
 
 var _ Reconciler = Func(nil)
 
 // Reconcile implements Reconciler.
-func (r Func) Reconcile(o Request) (Result, error) { return r(o) }
+func (r Func) Reconcile(ctx context.Context, o Request) (Result, error) { return r(ctx, o) }