Bump @angular/material from 11.2.2 to 11.2.4 in /angular-app

Bumps [@angular/material](https://github.com/angular/components) from 11.2.2 to 11.2.4.
- [Release notes](https://github.com/angular/components/releases)
- [Changelog](https://github.com/angular/components/blob/master/CHANGELOG.md)
- [Commits](angular/components@11.2.2...11.2.4)

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

Author: dependabot[bot]

angular-app/package-lock.json

@@ -9,14 +9,14 @@
     },
     "private": true,
     "dependencies": {
-        "@angular/animations": "11.2.3",
+        "@angular/animations": "11.2.5",
         "@angular/cdk": "11.2.4",
-        "@angular/common": "11.2.3",
+        "@angular/common": "11.2.5",
         "@angular/compiler": "11.2.5",
         "@angular/core": "11.2.5",
         "@angular/forms": "11.2.3",
-        "@angular/material": "11.2.2",
-        "@angular/platform-browser": "11.2.3",
+        "@angular/material": "11.2.4",
+        "@angular/platform-browser": "11.2.5",
         "@angular/platform-browser-dynamic": "11.2.3",
         "@ng-bootstrap/ng-bootstrap": "9.0.2",
         "bootstrap": "4.6.0",