fix(coex): move 15.4 register configuration to 15.4 init

components/esp_coex/include/esp_coex_i154.h

@@ -1,11 +1,13 @@
 /*
- * SPDX-FileCopyrightText: 2023-2025 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2023-2026 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
 #ifndef __COEXIST_I154_H__
 #define __COEXIST_I154_H__
 
+#include <stdbool.h>
+
 /**
  * @brief 802.15.4 coex event
  */
@@ -63,4 +65,10 @@ void esp_coex_ieee802154_status_enable(void);
  */
 void esp_coex_ieee802154_status_disable(void);
 
+/**
+ * @brief Configure the 802.15.4 force Rx state
+ * @param enable true to enable, false to disable
+ */
+void esp_coex_ieee802154_force_rx_enable(bool enable);
+
 #endif