Update jquery-ui-rails requirement from ~> 5.0 to >= 5, < 7

Updates the requirements on [jquery-ui-rails](https://github.com/joliss/jquery-ui-rails) to permit the latest version.
- [Release notes](https://github.com/joliss/jquery-ui-rails/releases)
- [Changelog](https://github.com/jquery-ui-rails/jquery-ui-rails/blob/master/History.md)
- [Commits](https://github.com/joliss/jquery-ui-rails/commits/v6.0.1)

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

calagator.gemspec

@@ -32,7 +32,7 @@ Gem::Specification.new do |s|
   s.add_dependency 'geokit', '>= 1.9', '< 1.14'
   s.add_dependency 'htmlentities', '~> 4.3'
   s.add_dependency 'jquery-rails'
-  s.add_dependency 'jquery-ui-rails', '~> 5.0'
+  s.add_dependency 'jquery-ui-rails', '>= 5', '< 7'
   s.add_dependency 'loofah', '~> 2.0'
   s.add_dependency 'loofah-activerecord', '>= 1.2', '< 3.0'
   s.add_dependency 'lucene_query', '0.1'