Chore: Enable scopelint Go linter (#25896)

Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com>

pkg/plugins/backendplugin/grpcplugin/log_wrapper_test.go

@@ -21,6 +21,7 @@ func TestLogWrapper(t *testing.T) {
 	}
 
 	for i, tc := range tcs {
+		tc := tc
 		t.Run(fmt.Sprintf("formatArgs testcase %d", i), func(t *testing.T) {
 			res := formatArgs(tc.args...)
 			assert.Exactly(t, tc.expectedResult, res)