Bump brakeman from 4.2.1 to 4.3.1 (#8872)

Bumps [brakeman](https://github.com/presidentbeef/brakeman) from 4.2.1 to 4.3.1.
- [Release notes](https://github.com/presidentbeef/brakeman/releases)
- [Changelog](https://github.com/presidentbeef/brakeman/blob/master/CHANGES.md)
- [Commits](https://github.com/presidentbeef/brakeman/compare/v4.2.1...v4.3.1)

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

Gemfile

@@ -129,7 +129,7 @@ group :development do
   gem 'letter_opener_web', '~> 1.3'
   gem 'memory_profiler'
   gem 'rubocop', '~> 0.59', require: false
-  gem 'brakeman', '~> 4.2', require: false
+  gem 'brakeman', '~> 4.3', require: false
   gem 'bundler-audit', '~> 0.6', require: false
   gem 'scss_lint', '~> 0.57', require: false