chore: CHEF-28148 - Update cookstyle to version 8.5.2

- Updated cookstyle gem from >= 7.32.8 to 8.5.2
- This update includes rubocop 1.81.6 and all latest compatible dependencies
- All unit tests pass successfully
- No linting issues detected

Signed-off-by: Sathish <sbabu@progress.com>

Author: sathish-progress

Gemfile

@@ -20,7 +20,7 @@ group :development do
   gem "mocha"
   gem "pry"
   gem "rake"
-  gem "cookstyle", ">= 7.32.8"
+  gem "cookstyle", "8.5.2"
   gem "chef-winrm-elevated"
   gem "syslog"
 end