Added test reporting for PRs from forks

Author: nv-apoddubny

.github/workflows/build.yml

@@ -167,6 +167,7 @@ jobs:
     - name: Comment on Test Results
       id: test-reporter
       uses: EnricoMi/publish-unit-test-result-action@v2
+      if: github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository
       with:
         files: "reports/combined-results.xml"
         check_name: "Tests Summary"
@@ -180,6 +181,7 @@ jobs:
 
     - name: Report Test Results
       uses: dorny/test-reporter@v1
+      if: github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository
       with:
         name: IsaacLab Build and Test Results
         path: reports/combined-results.xml
@@ -188,3 +190,14 @@ jobs:
         only-summary: false
         max-annotations: '50'
         report-title: "IsaacLab Test Results - ${{ github.workflow }}"
+
+    - name: Report Test Results (Fork PRs)
+      uses: dorny/test-reporter@v1
+      if: github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository
+      with:
+        name: IsaacLab Build and Test Results (Fork)
+        path: reports/combined-results.xml
+        reporter: java-junit
+        fail-on-error: false
+        only-summary: true
+        report-title: "IsaacLab Test Results (Fork PR) - ${{ github.workflow }}"