Merge develop into main (#338)

### Cardputer:
- Fix keyboard issue with up/down button conflict when selecting switch
- Fix backlight flickering

### UI improvements
- Removed a 3 pixel border that went around the entire desktop environment
- Improved system layout (GuiService)
- Statusbar: improved layout (mainly margin/padding)
- Toolbar: fixed margin/padding of all buttons, fixed alignment of all content
- Improved layout/UI of many apps

### Other
- Update LVGL to 9.3.0 official release (was dev version)

Tactility/Source/app/filebrowser/View.cpp

@@ -255,11 +255,11 @@ void View::update() {
     }
 }
 
-void View::init(lv_obj_t* parent) {
+void View::init(const AppContext& appContext, lv_obj_t* parent) {
     lv_obj_set_flex_flow(parent, LV_FLEX_FLOW_COLUMN);
     lv_obj_set_style_pad_row(parent, 0, LV_STATE_DEFAULT);
 
-    auto* toolbar = lvgl::toolbar_create(parent, "Files");
+    auto* toolbar = lvgl::toolbar_create(parent, appContext);
     navigate_up_button = lvgl::toolbar_add_button_action(toolbar, LV_SYMBOL_UP, &onNavigateUpPressedCallback, this);
 
     auto* wrapper = lv_obj_create(parent);