Themes: Pinterest.co.uk shows as link icon

[kspilarski]

Quick summary

In social menu, .co.uk Pinterest link like https://www.pinterest.co.uk/username1 shows as a link icon instead of Pinterest icon.

If it's .com Pinterest link like https://www.pinterest.com/username2, it will show the Pinterest icon:

Steps to reproduce

1. activate any of these themes: Stow, Twenty Twenty, Barnsbury, Dalston, Mayland, Rivington
2. go to Appearance > Customize
3. set up social menu > custom links > URL
4. add .com and .co.uk Pinterest links > add to menu
5. save

What you expected to happen

Pinterest icons will be displayed.

What actually happened

.co.uk Pinterest link displays as a link icon instead of Pinterest icon.

Context

Customer report and self-testing.

Operating System

macOS

Browser

Mozilla Firefox

Simple, Atomic or both?

Simple, Atomic

Theme-specific issue?

Stow, Twenty Twenty, Barnsbury, Dalston, Mayland, Rivington

Other notes

No response

Reproducibility

Consistent

Severity

All

Available workarounds?

Yes, easy to implement

Workaround details

Use Twenty Twenty One theme.

[Robertght]

It looks like this was fixed in the past(https://github.com/Automattic/themes/pull/681), but it's acting up again. cc @danieldudzic

Should we move this to the themes repo?