Bump simplecov from 0.15.1 to 0.16.0

Bumps [simplecov](https://github.com/colszowka/simplecov) from 0.15.1 to 0.16.0.
- [Release notes](https://github.com/colszowka/simplecov/releases)
- [Changelog](https://github.com/colszowka/simplecov/blob/master/CHANGELOG.md)
- [Commits](simplecov-ruby/simplecov@v0.15.1...v0.16.0)

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile

@@ -35,7 +35,7 @@ group :test do
   gem 'capybara', '~> 2.18.0'
   gem 'factory_bot_rails', '~> 4.8.2'
   gem 'shoulda-matchers', '~> 3.1.0'
-  gem 'simplecov', '~> 0.15.1', require: false
+  gem 'simplecov', '~> 0.16.0', require: false
   gem 'simplecov-rcov', '~> 0.2.3', require: false
 end
 

Gemfile.lock

@@ -68,7 +68,7 @@ GEM
     devise-encryptable (0.2.0)
       devise (>= 2.1.0)
     diff-lcs (1.3)
-    docile (1.1.5)
+    docile (1.3.0)
     erubi (1.7.0)
     execjs (2.7.0)
     factory_bot (4.8.2)
@@ -186,8 +186,8 @@ GEM
     settingslogic (2.0.9)
     shoulda-matchers (3.1.2)
       activesupport (>= 4.0.0)
-    simplecov (0.15.1)
-      docile (~> 1.1.0)
+    simplecov (0.16.0)
+      docile (~> 1.1)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
@@ -242,7 +242,7 @@ DEPENDENCIES
   sass-rails (~> 5.0.3)
   settingslogic (~> 2.0.9)
   shoulda-matchers (~> 3.1.0)
-  simplecov (~> 0.15.1)
+  simplecov (~> 0.16.0)
   simplecov-rcov (~> 0.2.3)
   spring (~> 2.0.2)
   spring-commands-rspec (~> 1.0.4)