Chore: use any rather than interface{} (#74066)

pkg/api/common_test.go

@@ -243,7 +243,7 @@ func setupSimpleHTTPServer(features *featuremgmt.FeatureManager) *HTTPServer {
 	}
 }
 
-func mockRequestBody(v interface{}) io.ReadCloser {
+func mockRequestBody(v any) io.ReadCloser {
 	b, _ := json.Marshal(v)
 	return io.NopCloser(bytes.NewReader(b))
 }