Revert "Test removing nuget restore from iOS/Android build scripts"
Revert "Test removing nuget restore from iOS/Android build scripts"

This reverts commit 39746cb3de8ad11221ff1766822f720918d49858.

ppy/osu,smoogipoo/osu,smoogipoo/osu,ppy/osu,UselessToucan/osu,ppy/osu,smoogipooo/osu,NeoAdonis/osu,smoogipoo/osu,UselessToucan/osu,NeoAdonis/osu,peppy/osu,UselessToucan/osu,peppy/osu,NeoAdonis/osu,peppy/osu,peppy/osu-new