ci: disable mockserv docker build on PRs from forks

Author: tzdybal

.github/workflows/build-da-mockserv.yml …b/workflows/docker-build-da-mockserv.yml.github/workflows/build-da-mockserv.yml renamed to .github/workflows/docker-build-da-mockserv.yml .github/workflows/build-da-mockserv.yml renamed to .github/workflows/docker-build-da-mockserv.yml

@@ -15,6 +15,7 @@ env:
 
 jobs:
   build:
+    if: github.event.pull_request.head.repo.full_name == github.repository
     runs-on: "ubuntu-latest"
     permissions:
       contents: write