Cherry-picked debugger/extensions: Revert changes to extension store related to language config (#30225) Revert #29945 Release Notes: - Fixed extension suggestions popping up over and over for recommended extensions like Ruby or Nix. --------- Co-authored-by: Conrad <conrad@zed.dev> Co-authored-by: Piotr Osiewicz <24362066+osiewicz@users.noreply.github.com> Co-authored-by: Conrad <conrad@zed.dev>