Mark VcrTest() as a test helper function (#11453)

Author: SirGitsalot

mmv1/third_party/terraform/acctest/vcr_utils.go

@@ -143,6 +143,8 @@ func vcrFileName(name string) string {
 // VcrTest is a wrapper for resource.Test to swap out providers for VCR providers and handle VCR specific things
 // Can be called when VCR is not enabled, and it will behave as normal
 func VcrTest(t *testing.T, c resource.TestCase) {
+	t.Helper()
+
 	if IsVcrEnabled() {
 		defer closeRecorder(t)
 	} else if isReleaseDiffEnabled() {