Fix missing logger argument in main.hs

logger argument was omitted in the withSiteArg call if PRODUCTION is
defined

yesod/scaffold/main.hs.cg

@@ -19,7 +19,7 @@ main = do
     config <- Settings.loadConfig env
     let c = if (port args) /= 0 then config {appPort = (port args) } else config
 #if PRODUCTION
-    with~sitearg~ c $ run (appPort c)
+    with~sitearg~ c logger $ run (appPort c)
 #else
     logString logger $ (show env) ++ " application launched, listening on port " ++ show (appPort c)
     with~sitearg~ c logger $ run (appPort c) . debugHandle (logHandle logger)