Fix to remove '' in sed command inside If condition

.gitlab-ci.yml

@@ -52,7 +52,7 @@ build_packer:
     - 'sed -i -E "s/(enable_user_reg: ).*/\1false/" CRI_XCBC/group_vars/all'
     - |
       if [[ "$TARGET_ENV" == "staging" || "$TARGET_ENV" == "production" ]]; then
-        'sed -i -E "s/(enable_UAB_UI: ).*/\1true/" CRI_Cluster_Monitor/group_vars/all'
+        sed -i -E "s/(enable_UAB_UI: ).*/\1true/" CRI_Cluster_Monitor/group_vars/all
       fi
     - echo $PKR_VAR_s3_endpoint
     - packer validate xdmod