Update git push command to use token authentication

Author: MukulParasar

.github/workflows/organise.yml

@@ -80,4 +80,4 @@ jobs:
           git config --global user.email "actions@github.com"
           git add .
           git commit -m "Auto organize LeetCode solutions by topic (copy mode)" || echo "No changes"
-          git push
+          git push https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}.git