Final move of files to a better place. Only thing in the root is very common stuff.

src/gui/debug_ui.cpp

@@ -4,7 +4,7 @@
 #include <optional>
 #include <fmt/core.h>
 #include <fmt/xchar.h>
-#include "components.hpp"
+#include "game/components.hpp"
 
 namespace gui {
   using namespace guecs;