Changelog update

activeadmin_quill_editor.gemspec

@@ -16,8 +16,10 @@ Gem::Specification.new do |spec|
 
   spec.required_ruby_version = '>= 2.6.0'
 
-  spec.metadata['homepage_uri'] = spec.homepage
+  spec.metadata['homepage_uri']    = spec.homepage
+  spec.metadata['changelog_uri']   = 'https://github.com/blocknotes/activeadmin_quill_editor/blob/master/CHANGELOG.md'
   spec.metadata['source_code_uri'] = spec.homepage
+
   spec.metadata['rubygems_mfa_required'] = 'true'
 
   spec.files         = Dir['{app,lib}/**/*', 'LICENSE.txt', 'Rakefile', 'README.md']