[Silabs] Add Support for RGB led in Thread build (part 2) (project-chip#42153)

* Fixed build error, added matter_support pointer and enabled rgb led for brd2601B and BRD2608A boards

* Removed comment

* Restyled by gn

---------

Co-authored-by: Restyled.io <[email protected]>

Author: bhmanda-silabs

src/platform/silabs/platformAbstraction/GsdkSpam.cpp

@@ -41,7 +41,7 @@ extern "C" {
 #define SL_SIMPLE_LED_INSTANCE(x) (&sl_simple_rgb_pwm_led_rgb_led0)
 #define SL_SIMPLE_LED_COUNT 1
 #define SL_LED_INIT_INTANCES() sl_simple_rgb_pwm_led_init_instances();
-#define SL_LED_GET_STATE(x) (x->led_common.context->state)
+#define SL_LED_GET_STATE(x) sl_led_get_state(&(x->led_common))
 #define SL_LED_TURN_ON(x) sl_led_turn_on(&(x->led_common))
 #define SL_LED_TURN_OFF(x) sl_led_turn_off(&(x->led_common))
 #define SL_LED_TOGGLE(x) sl_led_toggle(&(x->led_common))

third_party/silabs/matter_support

@@ -154,8 +154,8 @@ if (is_si917_board) {
   silabs_family = "efr32mg24"
   silabs_mcu = "EFR32MG24B310F1536IM48"
 
-  # TODO enable me once submodule is updated
-  # sl_enable_rgb_led = true
+  sl_enable_rgb_led = true
+
   # ThunderBoards don't have a LCD,
   show_qr_code = false
   disable_lcd = true
@@ -231,6 +231,7 @@ if (is_si917_board) {
   # ThunderBoards don't have a LCD,
   show_qr_code = false
   disable_lcd = true
+  sl_enable_rgb_led = true
 
   # Custom Board ----------
 } else if (silabs_board == "CUSTOM") {