ci: drop Node.js 8 support

whizark · whizark · commit b8c5b829325a · 2020-02-03T12:06:24.000+09:00
BREAKING CHANGE: Node.js 8 support has been dropped due to EOL.
diff --git a/.travis.yml b/.travis.yml
@@ -3,7 +3,6 @@ sudo: false
 language: node_js
 
 node_js:
-    - 8
     - 10
     - 11
     - 12
