Gravatar not applied everywhere

[arthur-lbchn]

Description

This is probably related to #326.

When profile_picture_source is set to 'gravatar', it is only applied to your own profile, keeping OIDC as the source for the Users tab pictures:

Headplane Version

v0.6.2-beta.3

Headscale Version

v0.27.1

[arthur-lbchn]

@tale Happy New Year, I hope you're doing fine! Just wondering if you had a chance to have a look into this one. Thank you in advance.