xdg-shell: fix geometry types
Change the types to those which are used in the protocol.
Breaking changes
- The types of
wlr_xdg_toplevel_state.{,min_,max_}{width,height}
,wlr_xdg_toplevel_configure.{,bounds.}{width,height}
, andwlr_xdg_toplevel_show_window_menu_event.{x,y}
have been changed fromuint32_t
toint32_t
.