Require Paper instead of Spigot.

[x1p]

ChatControl seems not to recognize Purpur as a fork of Paper.

[15:40:59 INFO]: !-----------------------------------------------------!
[15:40:59 INFO]: **** Warning ****
[15:40:59 INFO]: Packet features for Minecraft 1.14 and newer
[15:40:59 INFO]: require PaperSpigot instead of Spigot.
[15:40:59 INFO]: Get it from: https://papermc.io
[15:40:59 INFO]: !-----------------------------------------------------!

Purpur's project page: https://ci.pl3x.net/job/Purpur/

BTW: Paper is called Paper. "PaperSpigot" is long long time ago :)

[kangarko]

Thanks, fixed.