Bump simplecov from 0.21.2 to 0.22.0

Bumps [simplecov](https://github.com/simplecov-ruby/simplecov) from 0.21.2 to 0.22.0.
- [Release notes](https://github.com/simplecov-ruby/simplecov/releases)
- [Changelog](https://github.com/simplecov-ruby/simplecov/blob/main/CHANGELOG.md)
- [Commits](simplecov-ruby/simplecov@v0.21.2...v0.22.0)

---
updated-dependencies:
- dependency-name: simplecov
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Gemfile

@@ -17,5 +17,5 @@ gem 'retest', '~> 1.13', require: false
 gem 'rubocop', '~> 1', require: false
 gem 'rubocop-rake', '~> 0.6', require: false
 gem 'rubocop-rspec', '~> 2', require: false
-gem 'simplecov', '~> 0.21', require: false
+gem 'simplecov', '~> 0.22', require: false
 gem 'simplecov-cobertura', require: false

Gemfile.lock

@@ -106,7 +106,7 @@ GEM
       rubocop (~> 1.19)
     ruby-progressbar (1.11.0)
     ruby2_keywords (0.0.5)
-    simplecov (0.21.2)
+    simplecov (0.22.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)
       simplecov_json_formatter (~> 0.1)
@@ -140,7 +140,7 @@ DEPENDENCIES
   rubocop (~> 1)
   rubocop-rake (~> 0.6)
   rubocop-rspec (~> 2)
-  simplecov (~> 0.21)
+  simplecov (~> 0.22)
   simplecov-cobertura
   slack-ruby-block-kit!