Bump next from 10.2.3 to 11.1.0 in /site (#384)

* Bump next from 10.2.3 to 11.1.0 in /site

Bumps [next](https://github.com/vercel/next.js) from 10.2.3 to 11.1.0.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](https://github.com/vercel/next.js/compare/v10.2.3...v11.1.0)

---
updated-dependencies:
- dependency-name: next
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

* Fix eslint

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Eric Fennis <eric.fennis@gmail.com>

site/next-env.d.ts

@@ -1,7 +1,6 @@
 /// <reference types="next" />
 /// <reference types="next/types/global" />
+/// <reference types="next/image-types/global" />
 
-declare module "*.svg" {
-  const content: any;
-  export default content;
-}
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/basic-features/typescript for more information.