chore(deps): update rockstorm/git-server docker tag to v2.47

| datasource | package              | from | to   |
| ---------- | -------------------- | ---- | ---- |
| docker     | rockstorm/git-server | 2.45 | 2.47 |

embedded-git/src/main/java/com/playtika/testcontainer/git/GitProperties.java

@@ -22,6 +22,6 @@ public class GitProperties extends CommonContainerProperties {
     public String getDefaultDockerImage() {
         // Please don`t remove this comment.
         // renovate: datasource=docker
-        return "rockstorm/git-server:2.45";
+        return "rockstorm/git-server:2.47";
     }
 }