.travis.yml in safety_net_attestation-0.2.0 vs .travis.yml in safety_net_attestation-0.3.0

@@ -4,9 +4,11 @@
 rvm:
   - 2.6.5
   - 2.5.7
   - 2.4.9
   - 2.3.8
+before_install:
+  - gem install bundler
 script:
   - bin/rspec
 jobs:
   fast_finish: true
   include: