Merge pull request #2486 from chilian/patch-1

Update readme for 5.0.0

Author: JonRowe

README.md

@@ -25,15 +25,15 @@ Use **[`rspec-rails` 1.x][]** for Rails 2.x.
 ## Installation
 
 **IMPORTANT** This README / branch refers to the current development build.
-See the [`4-1-maintenance` branch on Github](https://github.com/rspec/rspec-rails/tree/4-0-maintenance) if you want or require the latest stable release.
+See the [`5-0-maintenance` branch on Github](https://github.com/rspec/rspec-rails/tree/5-0-maintenance) if you want or require the latest stable release.
 
 1. Add `rspec-rails` to **both** the `:development` and `:test` groups
    of your app’s `Gemfile`:
 
    ```ruby
    # Run against the latest stable release
    group :development, :test do
-     gem 'rspec-rails', '~> 4.1.0'
+     gem 'rspec-rails', '~> 5.0.0'
    end
 
    # Or, run against the main branch