Fix yaml

.github/workflows/deploy_docs.yml

@@ -11,17 +11,17 @@ deploy:
     - uses: actions/checkout@master
 
     - name: Setup mdBook
-    uses: peaceiris/actions-mdbook@v1
-    with:
-        mdbook-version: 'latest'
+        uses: peaceiris/actions-mdbook@v1
+        with:
+            mdbook-version: 'latest'
     
-    name: setup python
-    uses: actions/setup-python@v2
-    with:
-        python-version: 3.8
-    run: |
-        python build_docs.py
-        
+    - name: setup python
+        uses: actions/setup-python@v2
+        with:
+            python-version: 3.8
+        run: |
+            python build_docs.py
+
     - name: Deploy
         uses: JamesIves/github-pages-deploy-action@master
         env: