Bump com.google.firebase:firebase-admin from 9.1.1 to 9.3.0

Bumps [com.google.firebase:firebase-admin](https://github.com/firebase/firebase-admin-java) from 9.1.1 to 9.3.0.
- [Release notes](https://github.com/firebase/firebase-admin-java/releases)
- [Commits](firebase/firebase-admin-java@v9.1.1...v9.3.0)

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

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

build.gradle.kts

@@ -121,7 +121,7 @@ dependencies {
     detektPlugins("io.gitlab.arturbosch.detekt:detekt-formatting:1.22.0")
 
     // Firebase cloud messaging
-    implementation("com.google.firebase:firebase-admin:9.1.1")
+    implementation("com.google.firebase:firebase-admin:9.3.0")
 }
 
 tasks.withType<KotlinCompile> {