Bump node version in travis.yml

tobyndockerill · tobyndockerill · commit 9ffd409fa7f7 · 2020-04-23T17:02:13.000+09:30
diff --git a/.travis.yml b/.travis.yml
@@ -16,7 +16,7 @@ matrix:
       compiler: clang
 
 node_js:
-  - 8.4
+  - 10.16.3
 
 cache:
   directories:
