M5Stack Tab5 support (#449)

* **New Features**
  * Added support for M5Stack Tab5: integrated display (ILI9881C MIPI-DSI), touch, and SD card.

* **User Interface**
  * Changed toolbar label from "External Apps" to "Installed Apps."

* **Improvements**
  * Clarified boot log messages ("Init boot"/"Init boot failed") for better diagnostics.
  * Firmware build matrix and configuration updated to include the M5Stack Tab5 target.

Devices/m5stack-tab5/Source/devices/SdCard.h

@@ -0,0 +1,8 @@
+#pragma once
+
+#include <Tactility/hal/sdcard/SdCardDevice.h>
+#include <memory>
+
+using tt::hal::sdcard::SdCardDevice;
+
+std::shared_ptr<SdCardDevice> createSdCard();