Add GitHub action to deploy to WikiTree

.github/workflows/deploy-gh-pages.yml

@@ -8,7 +8,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
-    - name: Use Node.js ${{ matrix.node-version }}
+    - name: Use Node.js
       uses: actions/setup-node@v2
       with:
         node-version: 16.x
@@ -17,7 +17,8 @@ jobs:
     - run: npm run build
     - run: npm test
     - run: npm run cy:start-and-run
-    - run: |
+    - name: Deploy
+      run: |
         git remote set-url origin https://git:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git
         npm run deploy -- -u "github-actions-bot <support+actions@github.com>"
       env: