Use correct Rails version switch for jdbcsqlite3-adapter

Author: benoittgt

Gemfile-rails-dependencies

@@ -34,7 +34,7 @@ else
     gem "puma"
   end
 
-  if version >= '6'
+  if /(\d+)/.match(ENV['RAILS_VERSION'])[1].to_i >= 6
     gem "activerecord-jdbcsqlite3-adapter", "~> 60.0.rc1", platforms: [:jruby]
   else
     gem 'activerecord-jdbcsqlite3-adapter', platforms: [:jruby]