fix: maybe typo in README.mdx (#11)

Co-authored-by: Kent C. Dodds <[email protected]>

exercises/03.client-components/README.mdx

@@ -229,7 +229,7 @@ something like
 `file:///Users/kentcdodds/code/epicweb-dev/react-server-components/playground/ui/ship-search.js`.
 
 So when we call `renderToPipeableStream` with the RSC payload, we'll also provide
-`react-server-dom-esm/client` with a `moduleBaseURL` option. This allows you to
+`react-server-dom-esm/server` with a `moduleBasePath` option. This allows you to
 control where the client modules can be loaded from the file system and used to
 shorten the paths in the RSC payload: