Use com.google.cloud:libraries-bom (#7227)

Author: eddumelendez

modules/gcloud/build.gradle

@@ -3,10 +3,11 @@ description = "Testcontainers :: GCloud"
 dependencies {
     api project(':testcontainers')
 
-    testImplementation 'com.google.cloud:google-cloud-datastore:2.14.2'
-    testImplementation 'com.google.cloud:google-cloud-firestore:3.9.3'
-    testImplementation 'com.google.cloud:google-cloud-pubsub:1.123.8'
-    testImplementation 'com.google.cloud:google-cloud-spanner:6.38.2'
-    testImplementation 'com.google.cloud:google-cloud-bigtable:2.20.3'
+    testImplementation platform("com.google.cloud:libraries-bom:26.17.0")
+    testImplementation 'com.google.cloud:google-cloud-datastore'
+    testImplementation 'com.google.cloud:google-cloud-firestore'
+    testImplementation 'com.google.cloud:google-cloud-pubsub'
+    testImplementation 'com.google.cloud:google-cloud-spanner'
+    testImplementation 'com.google.cloud:google-cloud-bigtable'
     testImplementation 'org.assertj:assertj-core:3.24.2'
 }