systemd: patch in watchdog device configuration change

upstream: https://github.com/systemd/systemd/pull/7352

Change-Id: I62df65eeec786890c0a7b923fd0455f7869f38b9
Signed-off-by: Edward A. James <eajames@us.ibm.com>
diff --git a/common/recipes-core/systemd/systemd_%.bbappend b/common/recipes-core/systemd/systemd_%.bbappend
index a157bfe..0fd7c7a 100644
--- a/common/recipes-core/systemd/systemd_%.bbappend
+++ b/common/recipes-core/systemd/systemd_%.bbappend
@@ -25,6 +25,9 @@
 SRC_URI += "file://0007-journal-Add-Synchronize-dbus-method.patch"
 SRC_URI_append_df-obmc-ubi-fs = " file://software.conf"
 
+SRC_URI += "file://0001-watchdog-allow-a-device-path-to-be-specified.patch"
+SRC_URI += "file://0002-core-Add-WatchdogDevice-config-option-and-implement-.patch"
+
 RRECOMMENDS_${PN} += "obmc-targets"
 FILES_${PN} += "${libdir}/systemd/network/default.network"
 FILES_${PN} += "${libdir}/systemd/system.conf.d/service-restart-policy.conf"