Bump com.google.firebase:firebase-bom in /14_pushes

Bumps com.google.firebase:firebase-bom from 33.5.1 to 33.6.0.

---
updated-dependencies:
- dependency-name: com.google.firebase:firebase-bom
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

14_pushes/app/build.gradle

@@ -52,7 +52,7 @@ dependencies {
     def gson_version = "2.11.0"
     def nav_version = "2.8.4"
     def room_version = "2.6.1"
-    def firebase_version = "33.5.1"
+    def firebase_version = "33.6.0"
     def play_services_base_version = "18.5.0"
 
     implementation "androidx.core:core-ktx:$core_version"