Remove timer hack from king<->serf protocol (should be fixed?)

pkg/king/lib/Vere/Serf.hs

@@ -237,22 +237,13 @@ sendOrder w o = do
 sendBytes :: HasLogFunc e => Serf e -> ByteString -> RIO e ()
 sendBytes s bs = handle ioErr $ do
     sendLen s (length bs)
-    hFlush (sendHandle s)
-
-    hack
-
     hPut (sendHandle s) bs
     hFlush (sendHandle s)
 
-    hack
-
   where
     ioErr :: IOError -> RIO e ()
     ioErr _ = throwIO SerfConnectionClosed
 
-    -- TODO WHY DOES THIS MATTER?????
-    hack = threadDelay 10000
-
 recvLen :: (MonadIO m, HasLogFunc e) => Serf e -> m Word64
 recvLen w = io $ do
   bs <- hGet (recvHandle w) 8