Add character: E to font: 3d-diagonal

[nakul-py]

Character : E
Font : 3d-diagonal

[issue-assigner]

@nakul-py Thank you for opening this issue. You can wait for a discusssion with maintainers or Comment '@ASCII_BOT claim' to get this issue assigned or '@ASCII_BOT abandon' to get this issue unassigned.

[nakul-py]

@ASCII_BOT claim

[issue-assigner]

@nakul-py This issue has been successfully assigned to you! 🚀