Remove empty line after IPv6 on tiny and regular

[yubiuser]

• What does this PR aim to accomplish?:

PR #226 fixed the left hand alignment of IPv6 on tiny and slim|regular. However, it introduced unnecessary spaces to the right which will be shown as empty line on screens with low width.
This PR removes the spaces.

Smallest tiny with 53x20, smallest regular with 60x22. Note: The vertical issue (#251) will be fixed later.

Before

After

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