build: update to Angular 15 final (#26031)

Bumps the various dependencies to Angular 15 final.

Author: crisbeto

integration/harness-e2e-cli/yarn.lock

@@ -10,24 +10,24 @@
   },
   "private": true,
   "dependencies": {
-    "@angular/animations": "file:../../node_modules/@angular/animations",
+    "@angular/animations": "^15.0.0",
     "@angular/cdk": "file:../../dist/releases/cdk",
-    "@angular/common": "file:../../node_modules/@angular/common",
-    "@angular/compiler": "file:../../node_modules/@angular/compiler",
-    "@angular/core": "file:../../node_modules/@angular/core",
-    "@angular/forms": "file:../../node_modules/@angular/forms",
+    "@angular/common": "^15.0.0",
+    "@angular/compiler": "^15.0.0",
+    "@angular/core": "^15.0.0",
+    "@angular/forms": "^15.0.0",
     "@angular/material": "file:../../dist/releases/material",
-    "@angular/platform-browser": "file:../../node_modules/@angular/platform-browser",
-    "@angular/platform-browser-dynamic": "file:../../node_modules/@angular/platform-browser-dynamic",
-    "@angular/router": "file:../../node_modules/@angular/router",
-    "rxjs": "file:../../node_modules/rxjs",
+    "@angular/platform-browser": "^15.0.0",
+    "@angular/platform-browser-dynamic": "^15.0.0",
+    "@angular/router": "^15.0.0",
+    "rxjs": "~7.5.0",
     "tslib": "^2.3.0",
     "zone.js": "~0.11.4"
   },
   "devDependencies": {
-    "@angular-devkit/build-angular": "file:../../node_modules/@angular-devkit/build-angular",
-    "@angular/cli": "file:../../node_modules/@angular/cli",
-    "@angular/compiler-cli": "file:../../node_modules/@angular/compiler-cli",
+    "@angular-devkit/build-angular": "^15.0.0",
+    "@angular/cli": "^15.0.0",
+    "@angular/compiler-cli": "^15.0.0",
     "@types/jasmine": "~3.9.0",
     "@types/node": "^12.11.1",
     "glob": "^7.2.0",