Avoid warning by explicit new dependencies (#1766)

* Avoid warning by explicit new dependencies

- base64 will no longer be part of the default gems starting from Ruby 3.4.0
- loggre will no longer be part of the default gems starting from Ruby 3.5.0

* Be more specific in CHANGELOG.md

Co-authored-by: Luke Hill <[email protected]>

* Update dependencies with '~> x.y' statements

---------

Co-authored-by: Jérôme Arbez-Gindre <[email protected]>
Co-authored-by: Luke Hill <[email protected]>

Author: 3 people

CHANGELOG.md

@@ -10,6 +10,7 @@ Please visit [cucumber/CONTRIBUTING.md](https://github.com/cucumber/cucumber/blo
 
 ## [Unreleased]
 ### Changed
+- Added dependencies that will no longer be part of the ruby stdlib ([jeromeag](https://github.com/jerome))
 - Updated `cucumber-compatibility-kit` to v16 ([luke-hill](https://github.com/luke-hill))
 - Changed compatibility testing to fully lean on external assets instead of duplicating them ([luke-hill](https://github.com/luke-hill))
 

cucumber.gemspec

@@ -22,6 +22,7 @@ Gem::Specification.new do |s|
   s.required_ruby_version = '>= 3.0'
   s.required_rubygems_version = '>= 3.2.8'
 
+  s.add_dependency 'base64', '~> 0.2'
   s.add_dependency 'builder', '~> 3.2'
   s.add_dependency 'cucumber-ci-environment', '> 9', '< 11'
   s.add_dependency 'cucumber-core', '> 13', '< 14'
@@ -30,6 +31,7 @@ Gem::Specification.new do |s|
   s.add_dependency 'cucumber-html-formatter', '> 20.3', '< 22'
   s.add_dependency 'cucumber-messages', '> 19', '< 26'
   s.add_dependency 'diff-lcs', '~> 1.5'
+  s.add_dependency 'logger', '~> 1.6'
   s.add_dependency 'mini_mime', '~> 1.1'
   s.add_dependency 'multi_test', '~> 1.1'
   s.add_dependency 'sys-uname', '~> 1.2'