Fix `pry` debugging location with `pry-byebug` and `pry-shell` by updating the `pry-shell` gem

This change was first introduced in merge request
https://gitlab.com/gitlab-org/gitlab/-/merge_requests/62122.

Changelog: fixed

changelogs/unreleased/update_pry_debugging_docs.yml

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-title: Fix `pry` debugging location with `pry-byebug` and `pry-shell` by updating the `pry-shell` gem
-merge_request: 62122
-author:
-type: fixed