feat: Add new data volume for XDMod queue data

• Added a new data block storage resource in Terraform configuration.
• Updated the remote-exec provisioner to mount the XDMod queue data volume.

.gitlab-ci.yml

@@ -163,7 +163,7 @@ production-deploy:
     - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$staging_floating_ip sudo systemctl stop mariadb
 
     # Unmounting MySQL Data Directories
-    - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$staging_floating_ip sudo umount /var/lib/mysql1 && df -h
+    - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$staging_floating_ip sudo umount /var/lib/mysql && df -h
     - ssh -o StrictHostKeyChecking=no $SSH_USERNAME@$staging_floating_ip sudo umount /data/xdmod/queues && df -h
 
     # Removing Volumes from Server