[PRQ#72463] Deletion Request for icu61

[notify]

MarsSeed [1] filed a deletion request for icu61 [2]:

Broken: source download fails.
No reverse dependencies. Unmaintained since 2018.
Orphan since Feb 2022.

[1] https://aur.archlinux.org/account/MarsSeed/
[2] https://aur.archlinux.org/pkgbase/icu61/