Run boot settings regression explicitly from tests

.github/workflows/test.yml

@@ -47,8 +47,5 @@ jobs:
               ./bin/omarchy-release self-test
               ./tests/partial-release.sh
               ./tests/published-build-plan.sh
-              shopt -s nullglob
-              for test in pkgbuilds/*/test.sh; do
-                bash "$test"
-              done
+              ./tests/settings-boot-config.sh
             '