chore(cicd): remove unexistent action syntax

Author: marcelovicentegc

.github/workflows/build_and_test.yml

@@ -8,7 +8,6 @@ on:
 jobs:
   build-frontend:
     runs-on: ubuntu-latest
-    workdir: frontend
     steps:
       - name: Checkout
         uses: actions/checkout@v4