Merge pull request #48914 from MrHohn/gke-kube-down-log

Automatic merge from submit-queue (batch tested with PRs 48914, 48535, 49099, 48935, 48871)

Log error when fail to execute command in with-retry()

**What this PR does / why we need it**: Enhance gke/util.sh logging.

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #48913

**Special notes for your reviewer**:
/cc @krzyzacy 

**Release note**:

```release-note
NONE
```

cluster/gke/util.sh

@@ -40,6 +40,8 @@ function with-retry() {
     sleep 3
   done
 
+  echo "Failed to execute '${cmd[@]}' for $retry_limit times." >&2
+
   return ${rc}
 }