docs: use latest node in travis guide (#871)

The original Travis config does not use high enough version of node so the commitlint does not work. Updated docs accordingly
conventional-changelog · Jan 15, 2020 · 02b5899 · 02b5899
1 parent 5d6bf9a
commit 02b5899
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/docs/guides-ci-setup.md b/docs/guides-ci-setup.md
@@ -14,6 +14,8 @@ npm install --save-dev @commitlint/travis-cli
 ```yml
 # travis.yml
 language: node_js
+node_js:
+  - node
 script:
   - commitlint-travis
 ```