Removing watchdog and reset

Removing watchdog and firmware reset as a preparations for the
migrations to rpmsg.

Change-Id: Ic1053e3f4301ecadbde8c59dbaed437625a0a5ea
diff --git a/kernel/Kbuild b/kernel/Kbuild
index d4610bc..867d6aa 100644
--- a/kernel/Kbuild
+++ b/kernel/Kbuild
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2020,2022 Arm Limited.
+# Copyright 2020,2022-2023 Arm Limited and/or its affiliates
 #
 # This program is free software and is provided to you under the terms of the
 # GNU General Public License version 2 as published by the Free Software
@@ -27,6 +27,5 @@
                ethosu_mailbox.o \
                ethosu_network.o \
                ethosu_network_info.o \
-               ethosu_watchdog.o \
                ethosu_capabilities.o \
                ethosu_cancel_inference.o