ci/test: handle failures properly

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>

Author: gmarull

.github/workflows/test.yml

@@ -45,17 +45,17 @@ jobs:
 
       - name: Run tests
         run: ./waf test
-        continue-on-error: true
 
       - name: Publish Test Report
         uses: mikepenz/action-junit-report@v5
-        if: success() || failure()
+        if: (!cancelled())
         with:
           report_paths: build/test/junit.xml
           annotate_only: true
 
       - name: Store failed test images
         uses: actions/upload-artifact@v4
+        if: (!cancelled())
         with:
           name: failed_diff_images
           path: build/test/tests/failed/*-diff.png