[aur-general] Merge oxygencursors-debian

Please merge oxygencursors-debian [1] into xcursors-oxygen [2]. Not only does the latter have a better name but it is also up-to-date. [1] https://aur.archlinux.org/packages/oxygencursors-debian/ [2] https://aur.archlinux.org/packages/xcursors-oxygen/