Remove initialize method and use base service initialize

app/services/gpg_keys/create_service.rb

@@ -2,14 +2,6 @@
 
 module GpgKeys
   class CreateService < Keys::BaseService
-    attr_accessor :current_user
-
-    def initialize(current_user, params = {})
-      @current_user, @params = current_user, params
-      @ip_address = @params.delete(:ip_address)
-      @user = params.delete(:user) || current_user
-    end
-
     def execute
       key = user.gpg_keys.create(params)
       notification_service.new_gpg_key(key) if key.persisted?

lib/api/users.rb

@@ -328,7 +328,7 @@ module API
         user = User.find_by(id: params.delete(:id))
         not_found!('User') unless user
 
-        key = ::GpgKeys::CreateService.new(current_user, declared_params(include_missing: false).merge(user: user)).execute
+        key = ::GpgKeys::CreateService.new(user, declared_params(include_missing: false)).execute
 
         if key.persisted?
           present key, with: Entities::GpgKey