fix(ci): use pushd/popd instead of molecule --cwd

Molecule doesn't support --cwd flag. Use pushd/popd to change
directory before running molecule test/destroy.

Generated with [Devin](https://devin.ai)

Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>

.gitea/workflows/ci.yml

@@ -233,19 +233,23 @@ jobs:
             fi
             export ANSIBLE_ALLOW_BROKEN_CONDITIONALS=true
             echo "--- Running: $scenario on $platform_name ---"
+            pushd "$role_dir" >/dev/null
             if [ "$scenario" = "default" ]; then
-              molecule test --cwd "$role_dir" || {
+              molecule test || {
                 echo "FAILED: $pair — running molecule destroy"
-                molecule destroy --cwd "$role_dir" 2>/dev/null || true
+                molecule destroy 2>/dev/null || true
+                popd >/dev/null
                 exit 1
               }
             else
-              molecule test -s "$scenario" --cwd "$role_dir" || {
+              molecule test -s "$scenario" || {
                 echo "FAILED: $pair — running molecule destroy"
-                molecule destroy -s "$scenario" --cwd "$role_dir" 2>/dev/null || true
+                molecule destroy -s "$scenario" 2>/dev/null || true
+                popd >/dev/null
                 exit 1
               }
             fi
+            popd >/dev/null
             echo "PASSED: $pair"
             docker system prune -af --volumes 2>/dev/null || true
           done