misc: mei: set WDIOF_ALARMONLY on mei watchdog

mei watchdog doesn't reboot the system it only produces event
therefore mark it as WDIOF_ALARMONLY.

This patch depends on:
commit 2bbeed01
Author: Alan Cox <alan@linux.intel.com>
watchdog: Add a flag to indicate the watchdog doesn't reboot things
Signed-off-by: NTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/misc/mei/wd.c

@@ -341,7 +341,7 @@ static const struct watchdog_ops wd_ops = {
 };
 static const struct watchdog_info wd_info = {
 		.identity = INTEL_AMT_WATCHDOG_ID,
-		.options = WDIOF_KEEPALIVEPING,
+		.options = WDIOF_KEEPALIVEPING | WDIOF_ALARMONLY,
 };
 
 static struct watchdog_device amt_wd_dev = {