Ensure codescan and label_merge_conflicts run on maintenance branches

.github/workflows/codescan.yml

@@ -5,12 +5,16 @@
 # because CodeQL requires a fresh build with all tests *disabled*.
 name: "Code Scanning"
 
-# Run this code scan for all pushes / PRs to main branch. Also run once a week.
+# Run this code scan for all pushes / PRs to main or maintenance branches. Also run once a week.
 on:
   push:
-    branches: [ main ]
+    branches:
+      - main
+      - 'dspace-**'
   pull_request:
-    branches: [ main ]
+    branches:
+      - main
+      - 'dspace-**'
     # Don't run if PR is only updating static documentation
     paths-ignore:
       - '**/*.md'

.github/workflows/label_merge_conflicts.yml

@@ -1,11 +1,12 @@
 # This workflow checks open PRs for merge conflicts and labels them when conflicts are found
 name: Check for merge conflicts
 
-# Run whenever the "main" branch is updated
-# NOTE: This means merge conflicts are only checked for when a PR is merged to main.
+# Run this for all pushes (i.e. merges) to 'main' or maintenance branches
 on:
   push:
-    branches: [ main ]
+    branches:
+      - main
+      - 'dspace-**'
   # So that the `conflict_label_name` is removed if conflicts are resolved,
   # we allow this to run for `pull_request_target` so that github secrets are available.
   pull_request_target: