MAINT: adjust working with QuantEcon

[mmcky]

This PR

• adjusts the team page
• moves the working with QuantEcon section from the home page to the team page.

[netlify[bot]]

✅ Deploy Preview for grand-swan-ca5201 ready!

Name	Link
🔨 Latest commit	e5153266a59f2857612ffee75066ca76372e0844
🔍 Latest deploy log	https://app.netlify.com/sites/grand-swan-ca5201/deploys/6727ff6e828b980008389c35
😎 Deploy Preview	https://deploy-preview-127--grand-swan-ca5201.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.