Test adding and removing `"use ..."` directives during dev

[hi-ogawa]

Not sure what happens. Likely it breaks since we only add entry to clientReferenceMetaMap but never removes.

vite-plugin-react/packages/plugin-rsc/src/plugin.ts

Line 950 in 7c564ff

clientReferenceMetaMap[id] = {

It seems Redwood handles this case redwoodjs/sdk#589