require a recent version of uri gem

URI::HTTP#origin was added in 0.11.0 / Ruby 3.1

Author: mackuba

didkit.gemspec

@@ -26,4 +26,6 @@ Gem::Specification.new do |spec|
   end
 
   spec.require_paths = ["lib"]
+
+  spec.add_dependency 'uri', '>= 0.11.0'
 end