MLECO-2999: Minor improvement for HAL NPU component

Dcoumentation updates in line with recent refactoring and some
minor update to the HAL's NPU component.

Change-Id: Iadb34dbcdedf7259f786c42bd8fcf2d950a51410
Signed-off-by: Kshitij Sisodia <kshitij.sisodia@arm.com>
diff --git a/source/hal/source/components/cmsis_device/CMakeLists.txt b/source/hal/source/components/cmsis_device/CMakeLists.txt
index dcaeff5..11b8658 100644
--- a/source/hal/source/components/cmsis_device/CMakeLists.txt
+++ b/source/hal/source/components/cmsis_device/CMakeLists.txt
@@ -21,7 +21,7 @@
 cmake_minimum_required(VERSION 3.15.6)
 
 set(CMSIS_DEVICE_TARGET cmsis_device)
-set(CPU_HEADER_TARGET cmsis_device_cpu_header)
+set(CPU_HEADER_TARGET rte_components)
 
 project(${CMSIS_DEVICE_TARGET}
     DESCRIPTION     "Generic CMSIS start up file for Cortex-M targets"