Travis CI: Test against Erlang 20.3 instead of 20.1

dumbbell · dumbbell · commit 2867ab44d430 · 2018-03-26T17:34:09.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -28,7 +28,7 @@ env:
 
 otp_release:
   - "19.3"
-  - "20.1"
+  - "20.3"
 
 before_script:
   # The checkout made by Travis is a "detached HEAD" and branches
