docs: updated URL (#1726)

* docs: updated URL

we've migrated to a new org lately and that for need to update this reference.

* Update index.mdx

Author: mfranzke

README.MD

@@ -27,7 +27,7 @@
 
 Using Mitosis, you can:
 
-- Maintain a consistent design system across multiple frameworks ([example](https://github.com/db-ui/mono))
+- Maintain a consistent design system across multiple frameworks ([example](https://github.com/db-ux-design-system/core-web))
 - Sync your [design systems from Figma to code](https://mitosis.builder.io/docs/figma/) and publish them to npm across frameworks
 - Avoid the [pitfalls of web components](https://mitosis.builder.io/docs/overview/) by compiling to native framework code
 

packages/docs/src/routes/docs/overview/index.mdx

@@ -12,7 +12,7 @@ By writing your UI components once in JSX, you can deploy them across any platfo
 
 Using Mitosis, you can:
 
-- Maintain a consistent design system across multiple frameworks ([example](https://github.com/db-ui/mono))
+- Maintain a consistent design system across multiple frameworks ([example](https://github.com/db-ux-design-system/core-web))
 - Sync your [design systems from Figma to code](/docs/figma) and publish them to npm across frameworks
 - Build high quality cross-framework SDKs ([example](https://github.com/BuilderIO/builder/tree/main/packages/sdks#builderio-sdks))
 - Avoid the [pitfalls of web components](#challenges-with-web-components) by compiling to native framework code