Describe the bug

The check-json-rpcs-docs.yml script fails.

To Reproduce

Run the check-json-rpcs-docs.yml script on pljones:bugfix/remove-remaining-directory-server-mentions:
https://github.com/jamulussoftware/jamulus/actions/runs/4270698668
https://github.com/jamulussoftware/jamulus/actions/runs/4270698668/attempts/1

Expected behavior

A clean run

Screenshots

Operating system

Github build Linux.

Version of Jamulus

n/a

Additional context

Blocking #3017