chore(deps-dev): update puma requirement from ~> 7.0 to ~> 8.0

Updates the requirements on [puma](https://github.com/puma/puma) to permit the latest version.
- [Release notes](https://github.com/puma/puma/releases)
- [Changelog](https://github.com/puma/puma/blob/main/History.md)
- [Commits](puma/puma@v7.0.0...v8.0.0)

---
updated-dependencies:
- dependency-name: puma
  dependency-version: 8.0.0
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

alchemy_cms.gemspec

@@ -62,7 +62,7 @@ Gem::Specification.new do |gem|
   gem.add_development_dependency "capybara-screenshot", ["~> 1.0"]
   gem.add_development_dependency "capybara-shadowdom", ["~> 0.3"]
   gem.add_development_dependency "factory_bot_rails", ["~> 6.0"]
-  gem.add_development_dependency "puma", "~> 7.0"
+  gem.add_development_dependency "puma", "~> 8.0"
   gem.add_development_dependency "rails-controller-testing", ["~> 1.0"]
   gem.add_development_dependency "rspec-activemodel-mocks", ["~> 1.0"]
   gem.add_development_dependency "rspec-rails", ["~> 8.0"]