Revert "modules: hal_nordic: use hal_nordic for nrfx 4.0-rc1 release"

This reverts commit 5ce1b7f.

Author: nordic-krch

modules/hal_nordic/CMakeLists.txt

@@ -1,5 +1,10 @@
 # Copyright (c) 2025 Nordic Semiconductor ASA
 # SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+
+# Set path to the latest version of nrfx
+set(NRFX_DIR ${CMAKE_CURRENT_LIST_DIR}/../../../nrfx/)
+set(NRFX_DIR ${NRFX_DIR} CACHE STRING "Path to nrfx")
+
 zephyr_get(NRFX_DIR SYSBUILD GLOBAL)
 
 if(NOT DEFINED NRFX_DIR)