cleanup clang-tidy warnings

documentation/architecture.svg

src/editor/AutomateButton.cpp

src/editor/EventHandler.hpp

src/editor/LevelNameEdit.cpp

src/editor/LevelNameEdit.hpp

src/editor/LevelScene.cpp

src/editor/LevelScene.hpp

src/editor/LevelView.cpp

src/editor/LevelView.hpp

src/editor/MainWindow.cpp

src/editor/MainWindow.hpp

src/editor/SaveButton.cpp

src/editor/SpriteProvider.cpp

src/editor/SpriteProvider.hpp

src/editor/Tile.cpp

src/editor/TileButton.cpp

src/editor/TileSelector.cpp

src/editor/TileSelector.hpp

src/editor/TopBar.cpp

src/editor/TopBar.hpp