Update travis configuration to use latest nodejs

hackermd · hackermd · commit 5d46348ec097 · 2021-08-04T18:07:59.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,4 +1,6 @@
 language: node_js
+node_js:
+  - node
 
 sudo: false
 
