Bump rack from 2.2.6.4 to 2.2.7 (#24672)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile

@@ -9,7 +9,7 @@ gem 'puma', '~> 6.2'
 gem 'rails', '~> 6.1.7'
 gem 'sprockets', '~> 3.7.2'
 gem 'thor', '~> 1.2'
-gem 'rack', '~> 2.2.6'
+gem 'rack', '~> 2.2.7'
 
 gem 'haml-rails', '~>2.0'
 gem 'pg', '~> 1.4'

Gemfile.lock

@@ -511,7 +511,7 @@ GEM
       activesupport (>= 3.0.0)
     raabro (1.4.0)
     racc (1.6.2)
-    rack (2.2.6.4)
+    rack (2.2.7)
     rack-attack (6.6.1)
       rack (>= 1.0, < 3)
     rack-cors (2.0.1)
@@ -853,7 +853,7 @@ DEPENDENCIES
   public_suffix (~> 5.0)
   puma (~> 6.2)
   pundit (~> 2.3)
-  rack (~> 2.2.6)
+  rack (~> 2.2.7)
   rack-attack (~> 6.6)
   rack-cors (~> 2.0)
   rack-test (~> 2.1)