mcux: wifi: nxp: support override TX power limit file

Support setting TX power limit file to override the default one for
customer's board.

Signed-off-by: Maochen Wang <maochen.wang@nxp.com>

Author: MaochenWang1

mcux/middleware/wifi_nxp/wlcmgr/wlan_enhanced_tests.c

@@ -16,7 +16,9 @@
 #include <wifi.h>
 #include <wlan_tests.h>
 
-#ifdef WIFI_BT_TX_PWR_LIMITS
+#if defined(WIFI_BT_TX_PWR_LIMITS_OVERRIDE)
+#include WIFI_BT_TX_PWR_LIMITS_OVERRIDE
+#elif defined(WIFI_BT_TX_PWR_LIMITS)
 #include WIFI_BT_TX_PWR_LIMITS
 #else
 #error "Region tx power config not defined"

mcux/middleware/wifi_nxp/wlcmgr/wlan_txpwrlimit_cfg.c

@@ -14,7 +14,9 @@
 #include "fsl_ocotp.h"
 #endif
 
-#ifdef WIFI_BT_TX_PWR_LIMITS
+#if defined(WIFI_BT_TX_PWR_LIMITS_OVERRIDE)
+#include WIFI_BT_TX_PWR_LIMITS_OVERRIDE
+#elif defined(WIFI_BT_TX_PWR_LIMITS)
 #include WIFI_BT_TX_PWR_LIMITS
 #else
 #error "Region tx power config not defined"