.travis.yml in docdata-order-1.0.3 vs .travis.yml in docdata-order-2.0.0

@@ -1,11 +1,11 @@
 language: ruby
 sudo: false
 cache: bundler
 before_install:
   - gem update --system
-  - gem install bundler -v '< 2'
 rvm:
   - 2.4.10
   - 2.5.9
   - 2.6.7
   - 2.7.3
+  - 3.0.1