FIX: make 'stats' method compatible with multisite.

FIX: make ‘stats’ method compatible with multisite.

a8f410a9c56c87b20449436a3b807955b8284b15

diff --git a/lib/discourse.rb b/lib/discourse.rb
index f1c9f06..51f0e01 100644
--- a/lib/discourse.rb
+++ b/lib/discourse.rb
@@ -469,7 +469,7 @@ module Discourse
   end
 
   def self.stats
-    @stats ||= PluginStore.new("stats")
+    PluginStore.new("stats")
   end
 
   def self.current_user_provider

GitHub sha: 92cc57b5