update label names for check_labels job

polkadot/.gitlab-ci.yml

@@ -285,4 +285,4 @@ check-labels:
   only:
     - /^[0-9]+$/
   script:
-    - ./scripts/gitlab/check_tags.sh
+    - ./scripts/gitlab/check_labels.sh

polkadot/scripts/gitlab/check_tags.sh → polkadot/scripts/gitlab/check_labels.sh

@@ -5,9 +5,9 @@ source "$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )/lib.sh
 
 # Must have one of the following labels
 labels=(
+  'B0-silent'
   'B1-releasenotes'
-  'B1-runtimenoteworthy'
-  'B1-silent'
+  'B2-runtimenoteworthy'
 )
 
 echo "[+] Checking labels for $CI_COMMIT_BRANCH"