Bump terser from 4.6.11 to 4.8.1

Bumps [terser](https://github.com/terser/terser) from 4.6.11 to 4.8.1.
- [Release notes](https://github.com/terser/terser/releases)
- [Changelog](https://github.com/terser/terser/blob/master/CHANGELOG.md)
- [Commits](https://github.com/terser/terser/commits)

---
updated-dependencies:
- dependency-name: terser
  dependency-type: indirect
...

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

package.json

@@ -31,7 +31,7 @@
     "zone.js": "~0.9.1"
   },
   "devDependencies": {
-    "@angular-devkit/build-angular": "~15.0.4",
+    "@angular-devkit/build-angular": "~0.802.2",
     "@angular/cli": "~8.2.2",
     "@angular/compiler-cli": "~8.2.0",
     "@angular/language-service": "~8.2.0",