ext4: remove not needed fs freezing calls on suspend

This removes superflous freezer calls as they are no longer needed
as the VFS now performs filesystem freezing/thaw if the filesystem has
support for it.

Signed-off-by: Luis R. Rodriguez <mcgrof@kernel.org>

fs/ext4/super.c

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 57a8fa4..8a510b1 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -2980,8 +2980,6 @@ static int ext4_lazyinit_thread(void *arg)
 		}
 		mutex_unlock(&eli->li_list_mtx);
 
-		try_to_freeze();
-
 		cur = jiffies;
 		if ((time_after_eq(cur, next_wakeup)) ||
 		    (MAX_JIFFY_OFFSET == next_wakeup)) {