Update Travis

Author: wooorm

.travis.yml

@@ -1,15 +1,15 @@
 language: node_js
 node_js:
-- lts/boron
-- node
+  - lts/dubnium
+  - node
 after_script: bash <(curl -s https://codecov.io/bash)
 deploy:
   provider: releases
   skip_cleanup: true
   api_key:
     secure: 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
   file:
-    - "hast-util-to-html.js"
-    - "hast-util-to-html.min.js"
+    - 'hast-util-to-html.js'
+    - 'hast-util-to-html.min.js'
   on:
     tags: true