Fix Docker image name syntax in CI/CD workflow

Author: BINTOUDIOP

.github/workflows/github-docker-cicd.yaml

@@ -74,7 +74,7 @@ jobs:
           az webapp config container set \
             --name ${{ secrets.AZURE_WEBAPP_NAME }} \
             --resource-group ${{ secrets.AZURE_RG }} \
-            --docker-custom-image-name ${{ secrets.DOCKER_USER }}/${{ secrets.REPO_NAME }}:latest \
+            --docker-custom-image-name "${{ secrets.DOCKER_USER }}/${{ secrets.REPO_NAME }}:latest" \
             --docker-registry-server-url https://index.docker.io \
             --docker-registry-server-user ${{ secrets.DOCKER_USER }} \
             --docker-registry-server-password ${{ secrets.DOCKER_PASSWORD }}