Add dapr-sts* namespaces to be deleted to the clean up workflow

This new namespace was added a few weeks ago and wasn't added to the cleanup-cluster.sh. I saw this when checking the long-running cluster. Adding this namespace

Signed-off-by: ytimocin <[email protected]>

.github/scripts/cleanup-cluster.sh

@@ -45,7 +45,7 @@ fi
 # Delete all test namespaces.
 echo "delete all test namespaces"
 namespaces=$(kubectl get namespace |
-    grep -E '^kubernetes-interop-tutorial.*|^corerp.*|^test.*|^default-.*|^radiusfunctionaltestbucket.*|^radius-test.*|^kubernetes-cli.*|^dpsb-.*|^dsrp-.*|^azstorage-workload.*|^dapr-serviceinvocation|^daprrp-rs-.*|^mynamespace.*|^demo.*|^tutorial-demo.*|^ms.+' |
+    grep -E '^kubernetes-interop-tutorial.*|^corerp.*|^test.*|^default-.*|^radiusfunctionaltestbucket.*|^radius-test.*|^kubernetes-cli.*|^dpsb-.*|^dsrp-.*|^azstorage-workload.*|^dapr-serviceinvocation|^daprrp-rs-.*|^dapr-sts-.*|^mynamespace.*|^demo.*|^tutorial-demo.*|^ms.+' |
     awk '{print $1}')
 for ns in $namespaces; do
     if [ -z "$ns" ]; then