Gemfile.rails-6.0.x in influxdb-rails-1.0.1.beta3

- old
+ new

@@ -2,9 +2,8 @@
 
 gem 'actionpack', '~> 6.0.0'
 gem 'activesupport', '~> 6.0.0'
 gem 'activemodel', '~> 6.0.0'
 gem 'sqlite3', '~> 1.4'
-# FIXME: https://github.com/rspec/rspec-rails/issues/2177
-gem 'rspec-rails', '~> 4.0.0.beta2'
+gem 'rspec-rails'
 
 gemspec :path => '../'