.travis.yml in twilio-ruby-5.26.0 vs .travis.yml in twilio-ruby-5.27.0

@@ -3,15 +3,14 @@
 cache: bundler
 bundler_args: --without development
 
 rvm:
   - ruby-head
-  - 2.5.0
-  - 2.4.0
-  - 2.3.0
-  - 2.2.0
-  - jruby-9.1.9.0
+  - 2.6
+  - 2.5
+  - 2.4
+  - jruby
 
 services:
   - docker
 
 install: make install
@@ -24,6 +23,6 @@
   provider: script
   script: make docker-build && make docker-push
   skip_cleanup: true
   on:
     tags: true
-    rvm: "2.4.0"
+    rvm: "2.4"