Update brakeman 3.6.1 to 4.2.1

Gemfile

@@ -310,7 +310,7 @@ end
 group :development do
   gem 'foreman', '~> 0.84.0'
-  gem 'brakeman', '~> 3.6.0', require: false
+  gem 'brakeman', '~> 4.2', require: false
   gem 'letter_opener_web', '~> 1.3.0'
   gem 'rblineprof', '~> 0.3.6', platform: :mri, require: false

Gemfile.lock

@@ -95,7 +95,7 @@ GEM
       autoprefixer-rails (>= 5.2.1)
       sass (>= 3.3.4)
     bootstrap_form (2.7.0)
-    brakeman (3.6.1)
+    brakeman (4.2.1)
     browser (2.2.0)
     builder (3.2.3)
     bullet (5.5.1)
@@ -1012,7 +1012,7 @@ DEPENDENCIES
   binding_of_caller (~> 0.7.2)
   bootstrap-sass (~> 3.3.0)
   bootstrap_form (~> 2.7.0)
-  brakeman (~> 3.6.0)
+  brakeman (~> 4.2)
   browser (~> 2.2)
   bullet (~> 5.5.0)
   bundler-audit (~> 0.5.0)

changelogs/unreleased/44878-update-brakeman-3-6-1-to-4-2-1.yml

+---
+title: Update brakeman 3.6.1 to 4.2.1
+merge_request: 18122
+author: Takuya Noguchi
+type: other