dnm: bodge test

Author: Alex-Welsh

.github/workflows/stackhpc-pull-request.yml

@@ -6,7 +6,7 @@ concurrency:
 
 name: Pull request
 'on':
-  pull_request:
+  push:
 jobs:
   # Detect which files have changed and use this to run jobs conditionally.
   # Note that we can't use the workflow-level paths attribute since this