libcheese: Fix critical on failing to load cropping cursor
Loading a cursor can fail (`gdk_cursor_new_for_display()` can return `NULL`); avoid a critical warning in that case. Signed-off-by: Philip Withnall <pwithnall@endlessos.org>
Loading a cursor can fail (`gdk_cursor_new_for_display()` can return `NULL`); avoid a critical warning in that case. Signed-off-by: Philip Withnall <pwithnall@endlessos.org>