[CI-SKIP] Remove Astei from the MIT list (#5577)

* Remove myself from the MIT list

I acknowledge that prior patches will not be retroactively relicensed (which is desirable).

* Fix typo

LICENSE.md

@@ -34,7 +34,6 @@ Brokkonaut <hannos17@gmx.de>
 vemacs <d@nkmem.es>
 stonar96 <minecraft.stonar96@gmail.com>
 Hugo Manrique <hugmanrique@gmail.com>
-Andrew Steinborn <git@steinborn.me>
 willies952002 <admin@domnian.com>
 MicleBrick <miclebrick@outlook.com>
 Trigary <trigary0@gmail.com>