12 threads for tsan

Author: jiridanek

.github/actions/skupper-integration-tests/action.yml

@@ -86,10 +86,11 @@ runs:
         working-directory: skupper
         shell: bash
 
+      # https://www.gnu.org/software/make/manual/make.html#Environment
       - name: Build and push the controller image
         run: |
-          make docker-build
-          make docker-push
+          make -e docker-build
+          make -e docker-push
         shell: bash
         working-directory: skupper
         env: