Bump prometheus/client_golang to v1.13.0

vendor/github.com/google/go-cmp/cmp/cmpopts/equate.go

@@ -6,6 +6,7 @@
 package cmpopts
 
 import (
+	"errors"
 	"math"
 	"reflect"
 	"time"
@@ -111,7 +112,7 @@ type timeApproximator struct {
 
 func (a timeApproximator) compare(x, y time.Time) bool {
 	// Avoid subtracting times to avoid overflow when the
-	// difference is larger than the largest representible duration.
+	// difference is larger than the largest representable duration.
 	if x.After(y) {
 		// Ensure x is always before y
 		x, y = y, x
@@ -146,3 +147,9 @@ func areConcreteErrors(x, y interface{}) bool {
 	_, ok2 := y.(error)
 	return ok1 && ok2
 }
+
+func compareErrors(x, y interface{}) bool {
+	xe := x.(error)
+	ye := y.(error)
+	return errors.Is(xe, ye) || errors.Is(ye, xe)
+}

vendor/github.com/google/go-cmp/cmp/cmpopts/errors_go113.go

@@ -1,15 +0,0 @@
-// Copyright 2021, The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// +build go1.13
-
-package cmpopts
-
-import "errors"
-
-func compareErrors(x, y interface{}) bool {
-	xe := x.(error)
-	ye := y.(error)
-	return errors.Is(xe, ye) || errors.Is(ye, xe)
-}

vendor/github.com/google/go-cmp/cmp/cmpopts/errors_xerrors.go

@@ -1,18 +0,0 @@
-// Copyright 2021, The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// +build !go1.13
-
-// TODO(≥go1.13): For support on <go1.13, we use the xerrors package.
-// Drop this file when we no longer support older Go versions.
-
-package cmpopts
-
-import "golang.org/x/xerrors"
-
-func compareErrors(x, y interface{}) bool {
-	xe := x.(error)
-	ye := y.(error)
-	return xerrors.Is(xe, ye) || xerrors.Is(ye, xe)
-}