Update angular monorepo to v15.2.8 (#186)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -47,10 +47,10 @@
   },
   "homepage": "https://github.com/esm-bundle/angular__service-worker#readme",
   "devDependencies": {
-    "@angular/compiler": "15.2.7",
-    "@angular/compiler-cli": "15.2.7",
-    "@angular/core": "15.2.7",
-    "@angular/service-worker": "15.2.7",
+    "@angular/compiler": "15.2.8",
+    "@angular/compiler-cli": "15.2.8",
+    "@angular/core": "15.2.8",
+    "@angular/service-worker": "15.2.8",
     "@rollup/plugin-babel": "6.0.3",
     "@rollup/plugin-node-resolve": "15.0.2",
     "concurrently": "8.0.1",