Bump subscription client

Author: angusmcleod

plugin.rb

@@ -9,7 +9,7 @@
 # meta_topic_id: 73345
 
 gem "liquid", "5.5.0", require: true
-gem "discourse_subscription_client", "0.1.6", require_name: "discourse_subscription_client"
+gem "discourse_subscription_client", "0.1.11", require_name: "discourse_subscription_client"
 gem "discourse_plugin_statistics", "0.1.0.pre7", require: true
 register_asset "stylesheets/common/admin.scss"
 register_asset "stylesheets/common/wizard.scss"