build: reformat repo to new clang@1.4.0 (#36628)

PR Close #36628

packages/zone.js/test/rxjs/rxjs.util.ts

@@ -7,6 +7,8 @@
  */
 
 export function supportFeature(Observable: any, method: string) {
-  const func = function() { return !!Observable.prototype[method]; };
+  const func = function() {
+    return !!Observable.prototype[method];
+  };
   (func as any).message = `Observable.${method} not support`;
 }