Updated sdk to v3.3.3 and made required changes

Author: arun-silabs

.gitmodules

@@ -223,7 +223,7 @@
 [submodule "third_party/silabs/wifi_sdk"]
 	path = third_party/silabs/wifi_sdk
 	url = https://github.com/SiliconLabs/wiseconnect.git
-	branch = v3.3.2
+	branch = v3.3.3
 	platforms = silabs
 [submodule "editline"]
 	path = third_party/editline/repo

examples/platform/silabs/uart.cpp

@@ -38,7 +38,6 @@ extern "C" {
 #include "rsi_board.h"
 #include "rsi_debug.h"
 #include "rsi_rom_egpio.h"
-#include "sl_si91x_usart.h"
 #else // For EFR32
 #if (_SILICON_LABS_32B_SERIES < 3)
 #include "em_core.h"

src/platform/silabs/platformAbstraction/WiseMcuSpam.cpp

@@ -38,6 +38,7 @@ extern "C" {
 #include "sl_si91x_button_pin_config.h"
 #include "sl_si91x_led.h"
 #include "sl_si91x_led_config.h"
+#include "sl_si91x_led_instances.h"
 
 #if CHIP_CONFIG_ENABLE_ICD_SERVER == 0
 void soc_pll_config(void);

src/platform/silabs/rs911x/rsi_ble_config.h

@@ -232,7 +232,6 @@
 
 //! Scan types
 #define SCAN_TYPE_ACTIVE (0x01)
-#define SCAN_TYPE_PASSIVE (0x00)
 
 //! Scan filters
 #define SCAN_FILTER_TYPE_ALL (0x00)

third_party/silabs/SiWx917_sdk.gni

@@ -649,7 +649,6 @@ template("siwx917_sdk") {
       "${wifi_sdk_root}/components/device/silabs/si91x/mcu/drivers/systemlevel/src/rsi_temp_sensor.c",
       "${wifi_sdk_root}/components/device/silabs/si91x/mcu/drivers/systemlevel/src/rsi_ulpss_clk.c",
       "${wifi_sdk_root}/components/device/silabs/si91x/mcu/drivers/unified_api/src/sl_si91x_driver_gpio.c",
-      "${wifi_sdk_root}/components/device/silabs/si91x/mcu/drivers/unified_api/src/sl_si91x_usart.c",
       "${wifi_sdk_root}/components/device/silabs/si91x/mcu/drivers/unified_peripheral_drivers/src/sl_si91x_peripheral_gpio.c",
       "${wifi_sdk_root}/components/device/silabs/si91x/wireless/ahb_interface/src/rsi_hal_mcu_m4_ram.c",
       "${wifi_sdk_root}/components/device/silabs/si91x/wireless/ahb_interface/src/rsi_hal_mcu_m4_rom.c",