fix: checkout submodule in ci

Author: psteinroe

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
       - name: 🏗 Setup repository
         uses: actions/checkout@v3
         with:
-          submodules: "libpg_query"
+          submodules: true
 
       - name: 🏗 Setup monorepo
         uses: ./.github/actions/setup-monorepo