delete workflows

.github/workflows/deploy-docs.yml

@@ -1,18 +0,0 @@
-name: ci
-on:
-  push:
-    branches:
-      - master
-jobs:
-  deploy:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-      - uses: shimataro/ssh-key-action@v2
-        with:
-          python-version: 3.x
-          key: ${{ secrets.VPS_SSH }}
-          known_hosts: ${{ secrets.KNOWN_HOSTS }}
-      - run: pip install mkdocs-material
-      - run: mkdocs build -d distribute && cd distribute/ && ssh root@139.199.77.130 rm -rf /var/www/docs_v2/\* && scp -r ./* root@139.199.77.130:/var/www/docs_v2/