FIX: SiteSettings::LocalProcessProvider didn't work on multisite

It always used "test" as current site.

lib/site_settings/local_process_provider.rb

@@ -3,9 +3,6 @@
 module SiteSettings; end
 
 class SiteSettings::LocalProcessProvider
-
-  attr_accessor :current_site
-
   class Setting
     attr_accessor :name, :data_type, :value
 
@@ -29,7 +26,6 @@ class SiteSettings::LocalProcessProvider
 
   def initialize
     @settings = {}
-    self.current_site = "test"
   end
 
   def all
@@ -61,4 +57,7 @@ class SiteSettings::LocalProcessProvider
     @settings[current_site] = {}
   end
 
+  def current_site
+    RailsMultisite::ConnectionManagement.current_db
+  end
 end