feat(deps): upgrade @angular/cdk and @angular/material to v19

Author: rafikhan

firestore/package-lock.json

@@ -18,14 +18,14 @@
   "private": true,
   "dependencies": {
     "@angular/animations": "^20.1.7",
-    "@angular/cdk": "^18.2.14",
+    "@angular/cdk": "^19.2.19",
     "@angular/common": "^20.1.7",
     "@angular/compiler": "^20.1.7",
     "@angular/core": "^20.1.7",
     "@angular/fire": "^7.6.1",
     "@angular/flex-layout": "^15.0.0-beta.42",
     "@angular/forms": "^20.1.7",
-    "@angular/material": "^18.2.14",
+    "@angular/material": "^19.2.19",
     "@angular/platform-browser": "^20.1.7",
     "@angular/platform-browser-dynamic": "^20.1.7",
     "@angular/router": "^20.1.7",