kill /quadraticlands and forward it to https://decentralized.quadraticlands.com

[frankchen07]

Description

kill /quadraticlands and forward it all to http://decentralized.quadraticlands.com/

We no longer should be maintaining this portion of the site. It is now managed by the DAO per https://gitcoin.co/issue/gitcoinco/skunkworks/239/100026286.

Acceptance Criteria

forward quadraticlands to the new https://

[lthrift]

Is this done @nfrgosselin ?