CHEF-28294: Update rack gem constraint to >= 3.2.4 and update all Gemfile.lock files

- Update rack constraint from >= 3.1.18 to >= 3.2.4 in src/oc-id/Gemfile
- Update rack version from 3.2.3 to 3.2.4 in all Gemfile.lock files:
  - src/oc-id/Gemfile.lock (already at 3.2.4, updated constraint in DEPENDENCIES)
  - src/chef-server-ctl/Gemfile.lock
  - omnibus/Gemfile.lock
- Ensures consistent rack version 3.2.4 across all dependencies
- Addresses CVE-2025-61780 security vulnerability

Author: jashaik

omnibus/Gemfile.lock

@@ -379,7 +379,7 @@ GEM
       stringio
     public_suffix (6.0.2)
     racc (1.8.1)
-    rack (3.2.3)
+    rack (3.2.4)
     rackup (2.2.1)
       rack (>= 3)
     rainbow (3.1.1)

src/chef-server-ctl/Gemfile.lock

@@ -389,7 +389,7 @@ GEM
       method_source (~> 1.0)
     public_suffix (6.0.2)
     racc (1.8.1)
-    rack (3.2.3)
+    rack (3.2.4)
     rackup (2.2.1)
       rack (>= 3)
     rainbow (3.1.1)

src/oc-id/Gemfile

@@ -29,7 +29,7 @@ gem 'veil', '~> 0.3.11',
     git: "https://github.com/talktovikas/chef_secrets.git",
     branch: "vikas/debug"
 
-gem 'rack', '>= 3.1.18'
+gem 'rack', '>= 3.2.4'
 
 gem 'omniauth-chef', '~> 0.4.1',
     git: "https://github.com/talktovikas/omniauth-chef.git",

src/oc-id/Gemfile.lock

@@ -778,7 +778,7 @@ DEPENDENCIES
   omniauth-chef (~> 0.4.1)!
   pg (>= 0.18, < 1.6)
   pry-byebug
-  rack (>= 3.1.18)
+  rack (>= 3.2.4)
   rails (= 7.1.5.2)
   rails-controller-testing
   rb-readline (~> 0.5.2)