ci: avoid duplicate workflow run on pull requests from the local repo

Author: javiertuya

.github/workflows/test.yml

@@ -12,6 +12,8 @@ on:
 jobs:
   test-java:
     runs-on: ubuntu-latest
+    #avoids duplicate execution of pr from local repo, but allows pr from forked repos and dependabot
+    if: (github.event_name != 'pull_request' && ! github.event.pull_request.head.repo.fork) || (github.event_name == 'pull_request' && (github.event.pull_request.head.repo.fork || startsWith(github.head_ref, 'dependabot/')))
     defaults:
       run:
         working-directory: java
@@ -48,6 +50,8 @@ jobs:
             java/target/tmp*/*.html
   test-net:
     runs-on: ubuntu-latest
+    #avoids duplicate execution of pr from local repo, but allows pr from forked repos and dependabot
+    if: (github.event_name != 'pull_request' && ! github.event.pull_request.head.repo.fork) || (github.event_name == 'pull_request' && (github.event.pull_request.head.repo.fork || startsWith(github.head_ref, 'dependabot/')))
     defaults:
       run:
         working-directory: net