Resolve build error for 917NCP

Author: arun-silabs

src/platform/silabs/BLEManagerImpl.h

@@ -80,7 +80,7 @@ class BLEManagerImpl final : public BLEManager, private BleLayer, private BlePla
 
 #if CHIP_ENABLE_ADDITIONAL_DATA_ADVERTISING
 #if (SLI_SI91X_ENABLE_BLE || RSI_BLE_ENABLE)
-    static void HandleC3ReadRequest(SilabsBleWrapper::sl_wfx_msg_t * rsi_ble_read_req);
+    static void HandleC3ReadRequest(const SilabsBleWrapper::sl_wfx_msg_t & rsi_ble_read_req);
 #else
 #if CHIP_ENABLE_ADDITIONAL_DATA_ADVERTISING
     static void HandleC3ReadRequest(volatile sl_bt_msg_t * evt);