fix: remove azure from template

terraform/userdata.tftpl

@@ -5,22 +5,3 @@ users:
       - ${skylab-ssh-public-key}
     shell: /bin/bash
     sudo: ["ALL=(ALL) NOPASSWD:ALL"]
-# write_files:
-#   - path: /home/testuser/.ssh/azure
-#     content: |
-#       ${azure-ssh-private-key}
-#     permissions: "0600"
-#     owner: testuser:testuser
-#     defer: true
-
-#   - path: /home/testuser/.ssh/config
-#     content: |
-#       Host azurevm
-#         HostName ${azure-vm-ip}
-#         User testuser
-#         IdentityFile ~/.ssh/azure
-#         StrictHostKeyChecking no
-#         UserKnownHostsFile=/dev/null
-#     permissions: "0600"
-#     owner: testuser:testuser
-#     defer: true