feat: add Tag to user properties

[Awakno]

Summary

Add tag property to user property with name, icon url

Information

• This PR fixes an issue.
• This PR adds something new (e.g. new method or parameters).
• This PR is a breaking change (e.g. methods or parameters removed/renamed).
• This PR is not a code change (e.g. documentation, README, typehinting,
  examples, ...).

Checklist

• I have searched the open pull requests for duplicates.
• If code changes were made then they have been tested.
• I have updated the documentation to reflect the changes.
• If type: ignore comments were used, a comment is also left explaining why.
• I have updated the changelog to include these changes.

[Icebluewolf]

In case you ever revisit this, it is likely that clan will be removed in favor of primary_guild but we should wait for it to be documented in any case.

[Lulalaby]

"it is likely"

It is a fact. Clan is deprecated. primary_guild is consumed by the client (clan is for backwards compability)

[Awakno]

"it is likely"

It is a fact. Clan is deprecated. primary_guild is consumed by the client (clan is for backwards compability)

Actually in Discord API its "clan"

[Lulalaby]

It's not