btstack-integration 4.7

btstack-integration v4.7.0 contains below updates:

• Updated BT Controller FW patches for 20829B0 and 89829B0
• Added BT Controller FW patch for new Inventek Board ‘ISM43439-WBP-L151-EVB’ board having new module ‘ISM43439-WBP-L151’
• Modified IRQ settings for DMA and non-DMA transfers
• Updated P6+43xx platform code to support TARGET_KIT_XMC72_EVK_MUR_43439M2
• Updated P6+43xx platform to fix an initialization issue observed with AIROC-Wi-Fi-Bluetooth-STM32 pack
• Fixed an issue observed during printing Application traces while using IAR toolchain
• Updated P6+43xx platform to use freertos timer instead of LP Timer
• Removed default callback function used for registering HCI traces on P6+43xx platform. The application now needs to register for HCI traces using wiced_bt_dev_register_hci_trace() API
• Updated BT Controller FW patch for P6+4373(Sterling LWB5Plus module)