build(deps): bump @angular/core from 11.0.2 to 11.0.5 in /functions

Bumps [@angular/core](https://github.com/angular/angular/tree/HEAD/packages/core) from 11.0.2 to 11.0.5.
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/main/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/11.0.5/packages/core)

---
updated-dependencies:
- dependency-name: "@angular/core"
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

functions/package.json

@@ -32,7 +32,7 @@
     "@angular/animations": "11.0.2",
     "@angular/common": "11.0.2",
     "@angular/compiler": "11.0.2",
-    "@angular/core": "11.0.2",
+    "@angular/core": "11.0.5",
     "@angular/fire": "6.1.2",
     "@angular/forms": "11.0.2",
     "@angular/platform-browser": "11.0.2",