Update CI/CD

Author: hernandosebastian

.github/workflows/main.yml

@@ -56,7 +56,7 @@ jobs:
           git config --local user.name "${{ secrets.GIT_USER_NAME }}"
           git add README.md
           git commit -m "Update coverage badge"
-          git push https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/Mipmipp/localstack-ts-api-gateway-lambda-dynamodb-crud-example.git HEAD:update-coverage-badge
+          git push origin HEAD:update-coverage-badge
 
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@v3