Increase RAM size to fix tmpfs

Author: assumptionsandg

.github/workflows/package-build-ofed.yml

@@ -91,7 +91,7 @@ jobs:
           ssh_username = "ubuntu"
           aio_vm_name = "skc-ipa-image-builder"
           aio_vm_image = "Ubuntu-22.04"
-          aio_vm_flavor = "cn1.medium"
+          aio_vm_flavor = "en1.large"
           aio_vm_network = "stackhpc-ci"
           aio_vm_subnet = "stackhpc-ci"
           aio_vm_interface = "ens3"