Pin rack to version 2.2.12

Author: depfu[bot]

Diff for: hanami-controller.gemspec

@@ -20,7 +20,7 @@ Gem::Specification.new do |spec|
   spec.metadata["rubygems_mfa_required"] = "true"
   spec.required_ruby_version = ">= 3.1"
 
-  spec.add_dependency "rack", "~> 2.0"
+  spec.add_dependency "rack", "2.2.12"
   spec.add_dependency "hanami-utils", "~> 2.2"
   spec.add_dependency "dry-configurable", "~> 1.0", "< 2"
   spec.add_dependency "dry-core", "~> 1.0"