Use an en dash in the beta label.

For consistency with the component from static
<https://github.com/alphagov/static/commit/c8e240491497>.

This is a quick fix, since I don’t have a lot of context around this
partial as compared to the component, so I don't know whether these are
intentionally separate implementations, or whether we should be updating
this code to use the component from `static`.
Merge pull request #670 from alphagov/en-dash-beta

Use an en dash in the beta label
Remove format name form simple smart answers

Somehow these slipped through the net on the original format name cull.
Because so many formats.
Merge pull request #671 from alphagov/remove-format-name

Remove format name from simple smart answers
Remove references to physical tax disc

 As of October 1st, paper tax discs will be abolished

 - Remove reference to tax disc in /tax-disc, /make-a-sorn and /check-vehicle-tax
 - Move duplicate requirements to shared partial
Merge pull request #672 from alphagov/goodbye-paper-tax-discs

Goodbye paper tax discs (DO NOT MERGE UNTIL OCT 1ST)
Revert "Goodbye paper tax discs (DO NOT MERGE UNTIL OCT 1ST)"
Merge pull request #673 from alphagov/revert-672-goodbye-paper-tax-discs

Revert "Goodbye paper tax discs (DO NOT MERGE UNTIL OCT 1ST)"
Revert "Revert "Goodbye paper tax discs (DO NOT MERGE UNTIL OCT 1ST)""
Merge pull request #674 from alphagov/revert-673-revert-672-goodbye-paper-tax-discs

"Goodbye paper tax discs (DO NOT MERGE UNTIL OCT 1ST)""