Add nta font
Add nta font

Font loading is disabled since govuk-frontend v2.9.0 to ensure
font file is not required twice for projects that rely on
govuk_template. The typeface comes disabled from
govuk_publishing_component and needs to be enabled in repos that
don't rely govuk_template.

alphagov/signonotron2,alphagov/signonotron2,alphagov/signonotron2,alphagov/signonotron2