Update .travis.yml

pradeep0601 · web-flow · commit 8541c438220f · 2018-04-12T17:49:59.000+05:30
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - "7"
+  - "8.9"
 sudo: true
 dist: trusty
 
