chore(deps): update tj-actions/branch-names action to v5.6

Author: renovate[bot]

Diff for: .github/workflows/tests.yml

@@ -136,7 +136,7 @@ jobs:
     steps:
       - name: Get branch name
         id: branch-name
-        uses: tj-actions/branch-names@v5.1
+        uses: tj-actions/branch-names@v5.6
 
       - name: Cancel previous runs
         uses: styfle/cancel-workflow-action@0.9.1