fix: deploy-key 값 변수명 오류로 인한 수정

Author: Dansot4891

.github/workflows/web-deploy.yml

@@ -50,5 +50,5 @@ jobs:
       - name: Deploy to github pages
         uses: peaceiris/actions-gh-pages@v3
         with:
-          github_token: ${{ secrets.STATIC_DEPLOY_KEY }}
+          github_token: ${{ secrets.WEB_DEPLOY_KEY }}
           publish_dir: ./build/web