Bump shoulda-matchers from 3.1.3 to 4.1.0

Bumps [shoulda-matchers](https://github.com/thoughtbot/shoulda-matchers) from 3.1.3 to 4.1.0.
- [Release notes](https://github.com/thoughtbot/shoulda-matchers/releases)
- [Changelog](https://github.com/thoughtbot/shoulda-matchers/blob/master/NEWS.md)
- [Commits](thoughtbot/shoulda-matchers@v3.1.3...v4.1.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

Gemfile

@@ -74,7 +74,7 @@ group :test do
   gem 'chromedriver-helper'
   gem 'database_cleaner'
   gem 'selenium-webdriver'
-  gem 'shoulda-matchers', '~> 3.1'
+  gem 'shoulda-matchers', '~> 4.1'
 end
 
 group :production do

Gemfile.lock

@@ -334,8 +334,8 @@ GEM
     selenium-webdriver (3.142.3)
       childprocess (>= 0.5, < 2.0)
       rubyzip (~> 1.2, >= 1.2.2)
-    shoulda-matchers (3.1.3)
-      activesupport (>= 4.0.0)
+    shoulda-matchers (4.1.0)
+      activesupport (>= 4.2.0)
     simple_form (4.0.0)
       actionpack (> 4)
       activemodel (> 4)
@@ -438,7 +438,7 @@ DEPENDENCIES
   rubocop (~> 0.68.1)
   sass-rails (~> 5.0.1)
   selenium-webdriver
-  shoulda-matchers (~> 3.1)
+  shoulda-matchers (~> 4.1)
   simple_form
   stripe
   timecop