CI: Fix verbose debug output on GHA

Author: zbeekman

.github/workflows/CI.yml

@@ -49,4 +49,4 @@ jobs:
     - name: Build, run, and test
       run: |
         fpm run --example get-flag-value -- --input-file some_file_name || fpm run --verbose --example get-flag-value -- --input-file some_file_name
-        fpm test --compiler caf --runner "cafrun -n 2" || !! --verbose
+        fpm test --compiler caf --runner "cafrun -n 2" || fpm test --compiler caf --runner "cafrun -n 2" --verbose