Bump com.google.firebase:firebase-admin in /04_recycler/server

Bumps [com.google.firebase:firebase-admin](https://github.com/firebase/firebase-admin-java) from 9.5.0 to 9.7.0.
- [Release notes](https://github.com/firebase/firebase-admin-java/releases)
- [Commits](firebase/firebase-admin-java@v9.5.0...v9.7.0)

---
updated-dependencies:
- dependency-name: com.google.firebase:firebase-admin
  dependency-version: 9.7.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

04_recycler/server/build.gradle.kts

@@ -24,7 +24,7 @@ dependencies {
     implementation("com.fasterxml.jackson.module:jackson-module-kotlin")
     implementation("org.jetbrains.kotlin:kotlin-reflect")
     implementation("org.apache.tika:tika-core:3.2.2")
-    implementation("com.google.firebase:firebase-admin:9.5.0")
+    implementation("com.google.firebase:firebase-admin:9.7.0")
     runtimeOnly("com.h2database:h2")
     implementation("org.bouncycastle:bctls-jdk15on:1.70")
     testImplementation("org.springframework.boot:spring-boot-starter-test") {