Reduce dependencies on global.h (10) (#2490)

* reduce z64.h size

* fix z_cheap_proc.inc.c

* ,bss

* remove temp delcaration

src/code/db_camera.c

@@ -1,6 +1,7 @@
 #include "libu64/gfxprint.h"
 #include "attributes.h"
 #include "controller.h"
+#include "db_camera.h"
 #include "debug_arena.h"
 #include "letterbox.h"
 #include "mempak.h"