codeintel: dedupe reference and impls ranges on client-side (temporary)

Created by: Strum355

Provides a (temporary?) patch for https://github.com/sourcegraph/sourcegraph/issues/36634 by simple set lookup deduplication

After

Before

Test plan

Tested manually using the same upload setup as was demonstrated in https://github.com/sourcegraph/sourcegraph/issues/36634, with lsif-tsc and scip-typescript uploads servicing the same request

App preview:

• Web
• Storybook

Check out the client app preview documentation to learn more.