chore(docs): only deploy on master branch (#718)

.github/workflows/docs.yml

@@ -3,7 +3,6 @@ on:
   push:
     paths:
       - 'site/**'
-      - 'docs/**'
 
 env:
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -31,10 +30,7 @@ jobs:
     name: Deploy
     needs: builddocs
     runs-on: ubuntu-latest
-    # defaults:
-    #   run:
-    #     working-directory: ./site
-    # if: github.ref == 'refs/heads/master'
+    if: github.ref == 'refs/heads/master'
     steps:
       - name: Checkout Repo
         uses: actions/checkout@master