Fixed formatting in Travis configuration file.

.travis.yml

@@ -4,29 +4,29 @@ addons:
   firefox: latest
   apt:
     sources:
-      - google-chrome
+    - google-chrome
     packages:
-      - google-chrome-stable
+    - google-chrome-stable
 language: node_js
 node_js:
-  - '8'
+- '8'
 cache:
   yarn: true
 branches:
   except:
-    - stable
+  - stable
 before_install:
-  - 'export DISPLAY=:99.0'
-  - sh -e /etc/init.d/xvfb start
-  - npm i -g yarn
+- export DISPLAY=:99.0
+- sh -e /etc/init.d/xvfb start
+- npm i -g yarn
 install:
-  - yarn add @ckeditor/ckeditor5-dev-tests
-  - ckeditor5-dev-tests-install-dependencies
+- yarn add @ckeditor/ckeditor5-dev-tests
+- ckeditor5-dev-tests-install-dependencies
 script:
-  - ckeditor5-dev-tests-travis
+- ckeditor5-dev-tests-travis
 after_success:
-  - ckeditor5-dev-tests-save-revision
+- ckeditor5-dev-tests-save-revision
 env:
   global:
-    - secure: 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
-    - secure: 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
+  - secure: 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
+  - secure: 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