Bump @angular-devkit/core in /frontend/src/main/webapp

Bumps [@angular-devkit/core](https://github.com/angular/angular-cli) from 18.2.6 to 18.2.7.
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](angular/angular-cli@18.2.6...18.2.7)

---
updated-dependencies:
- dependency-name: "@angular-devkit/core"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

frontend/src/main/webapp/package.json

@@ -22,7 +22,7 @@
   },
   "private": true,
   "dependencies": {
-    "@angular-devkit/core": "18.2.6",
+    "@angular-devkit/core": "18.2.7",
     "@angular-devkit/schematics": "18.2.6",
     "@angular/animations": "18.2.6",
     "@angular/cdk": "18.2.6",