ESP-IDF 5.2 (#49)

- Updated IDF from 5.1.2 to 5.2
- Updated FreeRTOS from 10.4.6 to 10.5.1
- Updated M5GFX with bugfix for IDF 5.2
- FreeRTOS-Kernel is now a submodule

boards/m5stack_core2/source/bootstrap.cpp

@@ -58,7 +58,7 @@ static bool init_spi2() {
         .data7_io_num = GPIO_NUM_NC,
         .max_transfer_sz = CORE2_SPI2_TRANSACTION_LIMIT,
         .flags = 0,
-        .isr_cpu_id = INTR_CPU_ID_AUTO,
+        .isr_cpu_id = ESP_INTR_CPU_AFFINITY_AUTO,
         .intr_flags = 0
     };