Revert "Use ubuntu from official images (#63)"

This reverts commit ac58f2a.

ubuntu/appdb/ubuntu-22.04.yaml

@@ -1,16 +1,16 @@
 ---
 appdb:
-  version: 2023.02.09
+  version: 2023.10.24
   expireson: 6
-  notes: Ubuntu from official image repo 
-  url: https://cloud-images.ubuntu.com/jammy/20240207/jammy-server-cloudimg-amd64.img
-  sha512: "80056511281dced13f2ad75108d18444c1f409a369da7294cd0c6756bb357039ccac00927a71eadb0901785acbebe4ad51be5f7a07090c0f3b6dc9a5114d2b17"
+  notes: Update to Ubuntu 22.04.3
+  url: https://api.cloud.ifca.es:8080/swift/v1/egi_endorsed_vas/Ubuntu.22.04-2023.10.24.ova
+  sha512: "7b9785170f756623850f93034050a2ce1044bbf8fead3180aafe329454ca6e05f7a68d5d116b123249ce26c68886631a6d23eb2c1b49b92d0d2ee409802a8b9c"
   arch: x86_64
   os:
     family: Linux
     name: Ubuntu
     version: '22.04'
   ram:
     minimum: 1GB
-  format: qcow2 
+  format: OVA
   hypervisor: VirtualBox