[nrf fromtree] drivers: nrf_wifi: Fix the path to OSAL code

The OSAL code now lives in it's own repo nrf_wifi.

Signed-off-by: Chaitanya Tata <[email protected]>
(cherry picked from commit f7dc9f8)

Author: krish2718

drivers/wifi/nrf_wifi/CMakeLists.txt

@@ -6,8 +6,8 @@
 
 zephyr_library_named(nrf_wifi)
 
-set(OS_AGNOSTIC_BASE ${ZEPHYR_HAL_NORDIC_MODULE_DIR}/drivers/nrf_wifi)
-set(FW_BINS_BASE ${ZEPHYR_HAL_NORDIC_MODULE_DIR}/zephyr/blobs/wifi_fw_bins)
+set(OS_AGNOSTIC_BASE ${ZEPHYR_NRF_WIFI_MODULE_DIR})
+set(FW_BINS_BASE ${ZEPHYR_NRF_WIFI_MODULE_DIR}/zephyr/blobs/wifi_fw_bins)
 
 zephyr_include_directories(
   inc