bump terraform collection to get azimuth-cloud/ansible-collection-terraform#16

Author: sjpb

requirements.yml

@@ -45,7 +45,7 @@ collections:
     version: 2.1.0
   - name: https://github.com/stackhpc/ansible-collection-terraform
     type: git
-    version: 0.2.0
+    version: 0.4.0
   - name: https://github.com/azimuth-cloud/ansible-collection-image-utils
     type: git
     version: main # update on release