build: upgrade bazel rules to latest (#20768)

Add enough BUILD files to make it possible to
`bazel build packages/core/test`

Also re-format BUILD.bazel files with Buildifier.
Add a CI lint check that they stay formatted.

PR Close #20768

packages/core/src/di/reflective_key.ts

@@ -51,9 +51,6 @@ export class ReflectiveKey {
   static get numberOfKeys(): number { return _globalKeyRegistry.numberOfKeys; }
 }
 
-/**
- * @internal
- */
 export class KeyRegistry {
   private _allKeys = new Map<Object, ReflectiveKey>();
 

packages/core/src/zone/ng_zone.ts

@@ -313,8 +313,6 @@ function onLeave(zone: NgZonePrivate) {
 /**
  * Provides a noop implementation of `NgZone` which does nothing. This zone requires explicit calls
  * to framework to perform rendering.
- *
- * @internal
  */
 export class NoopNgZone implements NgZone {
   readonly hasPendingMicrotasks: boolean = false;