fix: package.json & package-lock.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-ANGULARCOMMON-14135651

Author: snyk-bot

package-lock.json

@@ -18,7 +18,7 @@
     "build": "ng build"
   },
   "dependencies": {
-    "@angular/common": "20.1.6",
+    "@angular/common": "20.3.14",
     "@angular/compiler": "20.1.6",
     "@angular/core": "20.1.6",
     "@angular/platform-browser": "20.1.6",