futex_requeue_pi: fix a bug waiting for the waiters to block

Remove the accidental semicolon which prevented the short sleep during each
loop waiting for the waiters to block.

Signed-off-by: Darren Hart <dvhart@linux.intel.com>
diff --git a/functional/futex_requeue_pi.c b/functional/futex_requeue_pi.c
index 4c66d1c..9eed6d6 100644
--- a/functional/futex_requeue_pi.c
+++ b/functional/futex_requeue_pi.c
@@ -161,7 +161,7 @@
 	int i = 0;
  
 	info("Waker: waiting for waiters to block\n");
-	while (waiters_blocked.val < THREAD_MAX);
+	while (waiters_blocked.val < THREAD_MAX)
 		usleep(1000);
 	usleep(1000);
 
@@ -210,7 +210,7 @@
 	int i = 0;
 
 	info("Waker: waiting for waiters to block\n");
-	while (waiters_blocked.val < THREAD_MAX);
+	while (waiters_blocked.val < THREAD_MAX)
 		usleep(1000);
 	usleep(1000);