"User" renames don't update "Raven User"

[gavindsouza]

I noticed this after successfully renaming a few User records; Raven complained that I didn't have a "Raven User Profile". I renamed the raven user profiles to match the user names fixed it.

xab@sttc:~/not-a-bench$ bench version
desk_navbar_extended 0.0.1
frappe 15.13.0
redacted 0.0.4
insights 1.1.3
raven 1.3.2

[linear]

RAV-63 "User" renames don't update "Raven User"

[nikkothari22]

Hopefully this would fix it in v16: frappe/frappe#26189