chore: update workflow (doocs#2425)

Author: yanglbme

.github/workflows/deploy.yml

@@ -21,6 +21,8 @@ jobs:
           path: mkdocs
       - run: |
           mv -f mkdocs/* .
+          mv solution/CONTEST_README.md docs/contest.md
+          mv solution/CONTEST_README_EN.md docs-en/contest.md
       - name: Configure Git Credentials
         run: |
           git config user.name github-actions[bot]