Drivers: hv: util: Fix a typo

BugLink: http://bugs.launchpad.net/bugs/1676635

Fix a typo.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit bb6a4db9)
Signed-off-by: Marcelo Henrique Cerri <marcelo.cerri@canonical.com>
Acked-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>
Acked-by: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>

drivers/hv/hv_util.c

@@ -231,7 +231,7 @@ static inline void adj_guesttime(u64 hosttime, u64 reftime, u8 adj_flags)
 
 	/*
 	 * This check is safe since we are executing in the
-	 * interrupt context and time synch messages arre always
+	 * interrupt context and time synch messages are always
 	 * delivered on the same CPU.
 	 */
 	if (adj_flags & ICTIMESYNCFLAG_SYNC) {