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/CMakeLists.txt

@@ -0,0 +1,7 @@
+file(GLOB_RECURSE SOURCE_FILES Source/*.c*)
+
+idf_component_register(
+    SRCS ${SOURCE_FILES}
+    INCLUDE_DIRS "Source"
+    REQUIRES Tactility esp_lvgl_port esp_lcd EspLcdCompat esp_lcd_ili9881c GT911 PwmBacklight driver vfs fatfs
+)