Bump volume size for extra build

Author: jovial

.github/workflows/extra.yml

@@ -32,11 +32,11 @@ jobs:
           - image_name: openhpc-extra-RL8
             source_image_name_key: RL8 # key into environments/.stackhpc/tofu/cluster_image.auto.tfvars.json
             inventory_groups: doca,cuda,lustre
-            volume_size: 30 # needed for cuda
+            volume_size: 35 # needed for cuda
           - image_name: openhpc-extra-RL9
             source_image_name_key: RL9
             inventory_groups: doca,cuda,lustre
-            volume_size: 30 # needed for cuda
+            volume_size: 35 # needed for cuda
     env:
       ANSIBLE_FORCE_COLOR: True
       OS_CLOUD: openstack