Support of tflu application using ethosu and Zephyr

move the zephyr basic files to zephyr/modules/ethos-u-core-driver and
update the module name in module.yml to ethos-u-core-driver

move relevant cmake configuration to the CMakeLists.txt (from the
applications CMakeLists.txt).

Change-Id: I5b801ed06ffcfeb618fdb375c0c81b59b8ee4b1e
diff --git a/zephyr/module.yml b/zephyr/module.yml
index 225f12b..a82be96 100644
--- a/zephyr/module.yml
+++ b/zephyr/module.yml
@@ -1,5 +1,6 @@
 # Copyright (c) 2021 Arm Limited. All rights reserved.
 # SPDX-License-Identifier: Apache-2.0
+name: ethos-u-core-driver
 build:
-  cmake: zephyr
-  kconfig: zephyr/Kconfig
+  cmake-ext: True
+  kconfig-ext: True