update source image for arcus packer build

Author: sjpb

environments/arcus/builder.pkrvars.hcl

@@ -1,6 +1,6 @@
 flavor = "vm.alaska.cpu.general.small"
 networks = ["a262aabd-e6bf-4440-a155-13dbc1b5db0e"] # WCDC-iLab-60
-source_image_name = "openhpc-221117-1324.qcow2"
+source_image_name = "openhpc-221118-1422.qcow2"
 ssh_keypair_name = "slurm-app-ci"
 security_groups = ["default", "SSH"]
 ssh_bastion_host = "128.232.222.183"