Add Kubb as X-to-Zod community tool (#3508)

README.md

@@ -427,6 +427,7 @@ There are a growing number of tools that are built atop or support Zod natively!
 - [`@sanity-typed/zod`](https://github.com/saiichihashimoto/sanity-typed/tree/main/packages/zod): Generate Zod Schemas from [Sanity Schemas](https://www.sanity.io/docs/schema-types).
 - [`java-to-zod`](https://github.com/ivangreene/java-to-zod): Convert POJOs to Zod schemas
 - [`Orval`](https://github.com/anymaniax/orval): Generate Zod schemas from OpenAPI schemas
+- [`Kubb`](https://github.com/kubb-labs/kubb): Generate SDKs and Zod schemas from your OpenAPI schemas
 
 #### Mocking