build: update to TS 4.8.2 and Angular 14.2.0.

This update is necessary to fix [an issue](#1746) in which the language service reports phantom errors, due to some [changes](https://devblogs.microsoft.com/typescript/announcing-typescript-4-8/#decorators-are-placed-on-modifiers-on-typescripts-syntax-trees) in the way TS handles decorators.

Author: dylhunn

package.json

@@ -220,8 +220,8 @@
     "test:bazel-watch": "yarn ibazel test --test_tag_filters=unit_test //..."
   },
   "dependencies": {
-    "@angular/language-service": "14.2.0-next.0",
-    "typescript": "4.7.4",
+    "@angular/language-service": "14.2.0",
+    "typescript": "4.8.2",
     "vscode-jsonrpc": "6.0.0",
     "vscode-languageclient": "7.0.0",
     "vscode-languageserver": "7.0.0",