docs: Add zocker to Ecosystem section (#2416)

Author: LorisSigrist

README.md

@@ -461,6 +461,7 @@ There are a growing number of tools that are built atop or support Zod natively!
 
 - [`@anatine/zod-mock`](https://github.com/anatine/zod-plugins/tree/main/packages/zod-mock): Generate mock data from a Zod schema. Powered by [faker.js](https://github.com/faker-js/faker).
 - [`zod-mocking`](https://github.com/dipasqualew/zod-mocking): Generate mock data from your Zod schemas.
+- [`zocker`](https://zocker.sigrist.dev): Generate plausible mock-data from your schemas. 
 
 #### Powered by Zod