chore(deps): update google/cloud-sdk docker tag to v538 (#2563)

| datasource | package          | from    | to      |
| ---------- | ---------------- | ------- | ------- |
| docker     | google/cloud-sdk | 537.0.0 | 538.0.0 |

Co-authored-by: Renovate Bot <[email protected]>

Author: Fameing

embedded-google-pubsub/src/main/java/com/playtika/testcontainer/pubsub/PubsubProperties.java

@@ -22,6 +22,6 @@ public class PubsubProperties extends CommonContainerProperties {
     public String getDefaultDockerImage() {
         // Please don`t remove this comment.
         // renovate: datasource=docker
-        return "google/cloud-sdk:537.0.0";
+        return "google/cloud-sdk:538.0.0";
     }
 }