Zoekt search by proxy in group search is showing results from other root namespaces

Summary

When we do a group search using the search proxy the results also contain the codes from other root namespaces.

Steps to reproduce

Enable the FF zoekt_search_proxy. Perform a group search. The results have the blobs from other root namespaces as well

What is the current bug behavior?

The group-level search with zoekt_search_proxy enabled is showing the blobs from other root namespaces as well.

What is the expected correct behavior?

The group-level search with zoekt_search_proxy enabled show not show the blobs from other root namespaces as well.

Relevant logs and/or screenshots

FF disabled:

FF enabled: Notice we have blobs from jashkenas root namespace

Possible fixes