update live branch

Author: jmckenna

.github/workflows/build.yml

@@ -22,7 +22,7 @@ jobs:
           ./scripts/ci_build_docs.sh
 
       - name: After success steps
-        if: ${{ success() && github.event_name == 'push' && github.repository == 'MapServer/MapServer-documentation' && github.ref_name == 'branch-8-4' }}
+        if: ${{ success() && github.event_name == 'push' && github.repository == 'MapServer/MapServer-documentation' && github.ref_name == 'branch-8-6' }}
         run: |
           # setup the SSH key
           mkdir -p ~/.ssh