refactor: removes @angular/ssr/tokens and imports the symbols from @angular/core

Since the symbols are exposed from `@angular/core`, there is no need for a separate export in `@angular/ssr/tokens` anymore.

(cherry picked from commit 114673f)

Author: dgp1130

goldens/public-api/angular/ssr/tokens/index.api.md

@@ -20,7 +20,6 @@ ts_library(
     tsconfig = "//:tsconfig-build-ng",
     deps = [
         "//packages/angular/ssr/third_party/beasties:bundled_beasties_lib",
-        "//packages/angular/ssr/tokens",
         "@npm//@angular/common",
         "@npm//@angular/core",
         "@npm//@angular/platform-server",
@@ -39,7 +38,6 @@ ng_package(
     externals = [
         "@angular/ssr",
         "@angular/ssr/node",
-        "@angular/ssr/tokens",
         "../../third_party/beasties",
     ],
     nested_packages = [
@@ -49,7 +47,6 @@ ng_package(
     deps = [
         ":ssr",
         "//packages/angular/ssr/node",
-        "//packages/angular/ssr/tokens",
     ],
 )
 

packages/angular/ssr/BUILD.bazel

@@ -6,8 +6,14 @@
  * found in the LICENSE file at https://angular.dev/license
  */
 
-import { LOCALE_ID, StaticProvider, ɵresetCompiledComponents } from '@angular/core';
-import { REQUEST, REQUEST_CONTEXT, RESPONSE_INIT } from '@angular/ssr/tokens';
+import {
+  LOCALE_ID,
+  REQUEST,
+  REQUEST_CONTEXT,
+  RESPONSE_INIT,
+  StaticProvider,
+  ɵresetCompiledComponents,
+} from '@angular/core';
 import { ServerAssets } from './assets';
 import { Hooks } from './hooks';
 import { getAngularAppManifest } from './manifest';