test(ci): allow newer patch version

Author: watson

.travis.yml

@@ -25,13 +25,13 @@ before_script:
 
 node_js:
   - '11'
-  - '11.0.0'
+  - '11.0'
   - '10'
-  - '10.0.0'
+  - '10.0'
   - '8'
-  - '8.0.0'
+  - '8.0'
   - '6'
-  - '6.0.0'
+  - '6.0'
 
 jobs:
   fast_finish: true