Various improvements (#204)

- Fixed crash in logging app when not selecting filter
- Cleanup of unused code
- Cleanup of app code

Tactility/Include/Tactility/lvgl/LvglDisplay.h

@@ -1,7 +0,0 @@
-#pragma once
-
-#include <Tactility/hal/Display.h>
-
-namespace tt::lvgl {
-    hal::Display* getDisplay();
-}

Tactility/Include/Tactility/lvgl/Style.h

@@ -6,15 +6,8 @@ namespace tt::lvgl {
 
 void obj_set_style_bg_blacken(lv_obj_t* obj);
 void obj_set_style_bg_invisible(lv_obj_t* obj);
+
+[[deprecated("use _pad_all() and _pad_gap() individually")]]
 void obj_set_style_no_padding(lv_obj_t* obj);
 
-/**
- * This is to create automatic padding depending on the screen size.
- * The larger the screen, the more padding it gets.
- * TODO: It currently only applies a single basic padding, but will be improved later.
- *
- * @param obj
- */
-void obj_set_style_auto_padding(lv_obj_t* obj);
-
 } // namespace