vendor: update gotest.tools v3.0.2

full diff: https://github.com/gotestyourself/gotest.tools/compare/v3.0.1...v3.0.2

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

vendor.conf

@@ -85,7 +85,7 @@ google.golang.org/genproto                          3f1135a288c9a07e340ae8ba4cc6
 google.golang.org/grpc                              f495f5b15ae7ccda3b38c53a1bfcde4c1a58a2bc # v1.27.1
 gopkg.in/inf.v0                                     d2d2541c53f18d2a059457998ce2876cc8e67cbf # v0.9.1
 gopkg.in/yaml.v2                                    53403b58ad1b561927d19068c655246f2db79d48 # v2.2.8
-gotest.tools/v3                                     ab4a870b92ce57a83881fbeb535a137a20d664b7 # v3.0.1
+gotest.tools/v3                                     bb0d8a963040ea5048dcef1a14d8f8b58a33d4b3 # v3.0.2
 k8s.io/api                                          35e20aa79eb876d1014e0383c7fcda49e52c5d76 # kubernetes-1.16.1
 k8s.io/apimachinery                                 27d36303b6556f377b4f34e64705fa9024a12b0c # kubernetes-1.16.1
 k8s.io/apiextensions-apiserver                      49e3d608220c016ce72a3bd9524eed4dcef587df # kubernetes-1.16.1

vendor/gotest.tools/v3/assert/assert.go

@@ -119,12 +119,8 @@ func assert(
 		return true
 
 	case error:
-		// Handle nil structs which implement error as a nil error
-		if reflect.ValueOf(check).IsNil() {
-			return true
-		}
-		msg := "error is not nil: "
-		t.Log(format.WithCustomMessage(failureMessage+msg+check.Error(), msgAndArgs...))
+		msg := failureMsgFromError(check)
+		t.Log(format.WithCustomMessage(failureMessage+msg, msgAndArgs...))
 
 	case cmp.Comparison:
 		success = runComparison(t, argSelector, check, msgAndArgs...)
@@ -179,6 +175,15 @@ func logFailureFromBool(t TestingT, msgAndArgs ...interface{}) {
 	t.Log(format.WithCustomMessage(failureMessage+msg, msgAndArgs...))
 }
 
+func failureMsgFromError(err error) string {
+	// Handle errors with non-nil types
+	v := reflect.ValueOf(err)
+	if v.Kind() == reflect.Ptr && v.IsNil() {
+		return fmt.Sprintf("error is not nil: error has type %T", err)
+	}
+	return "error is not nil: " + err.Error()
+}
+
 func boolFailureMessage(expr ast.Expr) (string, error) {
 	if binaryExpr, ok := expr.(*ast.BinaryExpr); ok && binaryExpr.Op == token.NEQ {
 		x, err := source.FormatNode(binaryExpr.X)