SidekiqStatus need to be qualified in some cases

Signed-off-by: Rémy Coutable <remy@rymai.me>

lib/gitlab/sidekiq_status/client_middleware.rb

@@ -2,7 +2,7 @@ module Gitlab
   module SidekiqStatus
     class ClientMiddleware
       def call(_, job, _, _)
-        SidekiqStatus.set(job['jid'])
+        Gitlab::SidekiqStatus.set(job['jid'])
         yield
       end
     end

lib/gitlab/sidekiq_status/server_middleware.rb

@@ -4,7 +4,7 @@ module Gitlab
       def call(worker, job, queue)
         ret = yield
 
-        SidekiqStatus.unset(job['jid'])
+        Gitlab::SidekiqStatus.unset(job['jid'])
 
         ret
       end