feat: remove eol ruby

Author: rwaffen

.github/workflows/ruby.yml

@@ -4,7 +4,8 @@ name: Ruby
 on:
   pull_request: {}
   push:
-    branches: main
+    branches:
+      - main
 
 jobs:
   rubocop_and_matrix:

vanagon.gemspec

@@ -16,7 +16,7 @@ Gem::Specification.new do |gem|
   gem.authors  = ['Puppet By Perforce', 'OpenVoxProjec']
   gem.email    = 'voxpupuli@groups.io'
   gem.homepage = 'http://github.com/OpenVoxProject/vanagon'
-  gem.required_ruby_version = ['>= 2.7', '< 4']
+  gem.required_ruby_version = ['>= 3.2', '< 4']
 
   gem.add_dependency('docopt', '~> 0.6.1')
   # Handle git repos responsibly