Loosen oauth version lock per @pboling feedback on issue #317 (#324)

Author: joshbuker

sorcery.gemspec

@@ -34,7 +34,7 @@ Gem::Specification.new do |s|
   s.required_ruby_version = '>= 2.4.9'
 
   s.add_dependency 'bcrypt', '~> 3.1'
-  s.add_dependency 'oauth', '~> 0.5', '>= 0.5.5'
+  s.add_dependency 'oauth', '>= 0.6'
   s.add_dependency 'oauth2', '~> 2.0'
 
   s.add_development_dependency 'byebug', '~> 10.0.0'