fix: add latest tag

Signed-off-by: Vitor Mattos <[email protected]>

Author: vitormattos

.github/workflows/docker-php.yml

@@ -76,6 +76,7 @@ jobs:
           file: ${{ steps.dockerfile.outputs.DOCKERFILE }}
           tags: |
             ghcr.io/librecodecoop/nextcloud-dev-${{ matrix.container }}:${{ github.sha }}
+            ghcr.io/librecodecoop/nextcloud-dev-${{ matrix.container }}:latest
           cache-from: type=local,src=/tmp/.buildx-cache
           cache-to: type=local,dest=/tmp/.buildx-cache-new
       - name: Move cache