Stop gem update --system

rubygems v3+ requires MRI 2.3+ https://rubygems.org/gems/rubygems-update/versions/3.0.0 So build is failed on MRI < 2.3
sue445 · Dec 19, 2018 · d85859d · d85859d
1 parent 3991cd2
commit d85859d
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/.travis.yml b/.travis.yml
@@ -8,7 +8,6 @@ rvm:
 bundler_args: "--jobs=2"
 cache: bundler
 before_install:
-  - gem update --system --no-document
   - gem install bundler --no-document
 before_script:
   - curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter