cfq: remove extraneous '\n' in blktrace output

I noticed a blank line in blktrace output.  This patch fixes that.

Signed-off-by: Jeff Moyer <jmoyer@redhat.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 8447fde..833ec18 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -1252,7 +1252,7 @@
 
 	BUG_ON(cfqd->busy_queues);
 
-	cfq_log(cfqd, "forced_dispatch=%d\n", dispatched);
+	cfq_log(cfqd, "forced_dispatch=%d", dispatched);
 	return dispatched;
 }