Update Docs.yml

.github/workflows/Docs.yml

@@ -16,7 +16,10 @@ jobs:
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       - uses: actions/checkout@v2
-
+      - name: Extract branch name
+        shell: bash
+        run: echo "##[set-output name=branch;]$(echo ${GITHUB_REF#refs/heads/})"
+        id: branch
       # Runs a single command using the runners shell
       - name: Run a one-line script
         run: |