Run yaml lint and correct errors

ci/gradle.yml

@@ -13,7 +13,7 @@ jobs:
 
     - name: Set up JDK 1.8
       uses: actions/setup-java@master
-       with:
+      with:
         version: 1.8
 
     - name: Build with Gradle

ci/maven.yml

@@ -13,8 +13,8 @@ jobs:
 
     - name: Set up JDK 1.8
       uses: actions/setup-java@master
-        with:
-         version: 1.8
+      with:
+        version: 1.8
 
     - name: Build with Maven
       run: mvn package --file pom.xml

ci/node.js.yml

@@ -21,4 +21,3 @@ jobs:
         npm install
         npm run build --if-present
         npm test
- 

ci/python-django.yml

@@ -13,8 +13,8 @@ jobs:
 
     - name: Set up Python 3.6
       uses: actions/setup-python@master
-       with:
-       version: 3.6
+      with:
+        version: 3.6
 
     - name: Export project path
       shell: python