[BUG] broken link in README

[johannlilly]

Describe the bug
Broken link for "the developer-site repo" within the gs-quant README file.

To Reproduce
Visit gs-quant/README.md. In the "Overview" section, click the link "the developer-site repo."

Expected behavior
Valid link.

[aserputov]

Hey, this is still open. Would you please assign me?

[johannlilly]

Hey, this is still open. Would you please assign me?

I lack permission to assign; will require @andyphillipsg.

[aserputov]

@johannlilly Thanks.

[nishihere19]

Hi! May I fix this if no one is actively working on it?

[harshit4311]

Hey! Is this issue still unsolved? If yes, can I please be assigned this?