Implement UI scaling and more (#501)

**New Features**
 * Runtime font accessors and new symbol fonts for text, launcher, statusbar, and shared icons.
 * Added font height base setting to device.properties
 * Text fonts now have 3 sizes: small, default, large

**Improvements**
 * Renamed `UiScale` to `UiDensity`
 * Statusbar, toolbar and many UI components now compute heights and spacing from fonts/density.
 * SSD1306 initialization sequence refined for more stable startup.
 * Multiple image assets replaced by symbol-font rendering.
 * Many layout improvements related to density, font scaling and icon scaling
 * Updated folder name capitalization for newer style

Firmware/CMakeLists.txt

@@ -25,7 +25,7 @@ if (DEFINED ENV{ESP_IDF_VERSION})
 
     idf_component_register(
         SRCS ${SOURCE_FILES} "${GENERATED_DIR}/devicetree.c"
-        REQUIRES Tactility TactilityC TactilityKernel PlatformEsp32 ${TACTILITY_DEVICE_PROJECT}
+        REQUIRES Tactility TactilityC TactilityKernel platform-esp32 ${TACTILITY_DEVICE_PROJECT}
     )
 
 else ()
@@ -39,7 +39,7 @@ else ()
         hal-device-module
         lvgl-module
         Simulator
-        PlatformPosix
+        platform-posix
         SDL2::SDL2-static SDL2-static
     )