Bump tj-actions/branch-names

Author: jbeemster

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
 
       - name: Get branch name
         id: branch-name
-        uses: tj-actions/branch-names@v7
+        uses: tj-actions/branch-names@v8
 
       - name: Get changed terraform modules
         id: get-changed-modules