Merge pull request #110 from PowerDNS/ci-tag

ci: remove branch restriction which was preventing running for tags

Author: neilcook

.github/workflows/documentation.yml

@@ -1,10 +1,6 @@
 name: 'Documentation'
 
-on:
-  push:
-    branches: [ "main" ]
-  pull_request:
-    branches: [ "main" ]
+on: ["push", "pull_request"]
 
 permissions:
   contents: read