Only force ssl in redirect uri for production

Update doorkeeper initializer to only enforce SSL redirect URIs in production environments.
- Development/test: allows http:// redirect URIs for easier local OAuth testing
- Production: enforces https:// redirect URIs for security

Author: aaronskiba

config/initializers/doorkeeper.rb

@@ -56,5 +56,5 @@
   use_refresh_token expiry: 90.days
 
   # enable ssl requirement for redirect url
-  force_ssl_in_redirect_uri true
+  force_ssl_in_redirect_uri Rails.env.production?
 end