Consolidate styles (#1116)

* Consolidate styles into a Styles class and clean up code

* Format

* Add style_bg_dark_grey for nav bar

* Fix bugs found in PR

* Rename styles

* Add bg_white style

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Co-authored-by: kallanreed <kallanreed@outlook.com>
Co-authored-by: gullradriel <3157857+gullradriel@users.noreply.github.com>

firmware/application/ui_loadmodule.hpp

@@ -26,7 +26,6 @@
 #include "ui_menu.hpp"
 #include "ui_navigation.hpp"
 #include "core_control.hpp"
-#include "ui_font_fixed_8x16.hpp"
 
 namespace ui {