Merge pull request #2355 from tvdeyen/fix-rails-7-builds

Use released Rails gems again for local testing

Gemfile

@@ -4,15 +4,7 @@ source "https://rubygems.org"
 gemspec
 
 rails_version = ENV.fetch("RAILS_VERSION", 7.0).to_f
-# Necessary until a new 6.1.5 version has been released
-# https://github.com/rails/rails/pull/44691
-if rails_version.to_s.match?(/6.1/)
-  gem "rails", git: "https://github.com/rails/rails", branch: "6-1-stable"
-elsif rails_version.to_s.match?(/7.0/)
-  gem "rails", git: "https://github.com/rails/rails", branch: "7-0-stable"
-else
-  gem "rails", "~> #{rails_version}.0"
-end
+gem "rails", "~> #{rails_version}.0"
 
 if ENV["DB"].nil? || ENV["DB"] == "sqlite"
   gem "sqlite3", "~> 1.4.1"