Bump vite and @angular-devkit/build-angular in /ui

Bumps [vite](https://github.com/vitejs/vite/tree/HEAD/packages/vite) to 6.3.6 and updates ancestor dependency [@angular-devkit/build-angular](https://github.com/angular/angular-cli). These dependencies need to be updated together.


Updates `vite` from 6.2.7 to 6.3.6
- [Release notes](https://github.com/vitejs/vite/releases)
- [Changelog](https://github.com/vitejs/vite/blob/v6.3.6/packages/vite/CHANGELOG.md)
- [Commits](https://github.com/vitejs/vite/commits/v6.3.6/packages/vite)

Updates `@angular-devkit/build-angular` from 19.2.15 to 19.2.15
- [Release notes](https://github.com/angular/angular-cli/releases)
- [Changelog](https://github.com/angular/angular-cli/blob/main/CHANGELOG.md)
- [Commits](https://github.com/angular/angular-cli/compare/19.2.15...19.2.15)

---
updated-dependencies:
- dependency-name: vite
  dependency-version: 6.3.6
  dependency-type: indirect
- dependency-name: "@angular-devkit/build-angular"
  dependency-version: 19.2.15
  dependency-type: direct:development
...

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

ui/package.json

@@ -36,7 +36,7 @@
     "zone.js": "~0.15.1"
   },
   "devDependencies": {
-    "@angular-devkit/build-angular": "^19.2.14",
+    "@angular-devkit/build-angular": "^19.2.15",
     "@angular/cli": "^19.2.14",
     "@angular/compiler-cli": "^19.2.14",
     "@types/node": "^22.15.29",