ci: ensure waits match flux rollback timeout

scripts/deploy/02_wait_for_helmrealeases.sh

@@ -31,7 +31,7 @@ function array_contains() {
 ## $1: package name
 function wait_on() {
   echo "Waiting on package $1"
-  kubectl wait --for=condition=Ready --timeout 500s helmrelease -n bigbang $1;
+  kubectl wait --for=condition=Ready --timeout 600s helmrelease -n bigbang $1;
 }
 
 for package in $ORDERED_HELMRELEASES;