change instructions to create template and use template created with those instructions

.gitlab/ci_scripts/create_vps.sh

@@ -17,5 +17,5 @@ python3 -m openappstack $HOSTNAME create \
   --ssh-key-id $SSH_KEY_ID \
   --create-domain-records \
   --subdomain $SUBDOMAIN \
-  --disk-image-id '-7121' \
+  --disk-image-id '-7351' \
   --truncate-subdomain

CONTRIBUTING.md

@@ -80,6 +80,14 @@ use it. This is a manual process for now. Follow these steps:
    ```
    $ python3 -m openappstack <cluster> install --install-kubernetes --no-install-openappstack
    ```
+3. Log into your machine and delete the coredns and metrics-server deployments,
+   then delete the cluster data:
+   ```
+   # Clean up running containers and firewall
+   /usr/local/bin/k3s-killall.sh
+   # Remove k3s state
+   rm -rf /var/lib/rancher/k3s
+   ```
 3. Log into Cosmos with the OpenAppStack account
 4. Go to VPS Cloud -> VPS and shut down your VPS
 5. Go to VPS Cloud -> Disk Images and click edit for your VPSs disk image