Revamp spacing scale

source/_patterns/00-atoms/00-global/04-fonts.mustache

source/_patterns/00-atoms/01-text/headings.mustache

...e/_patterns/00-atoms/03-buttons/02-button-colors.mustache

...ce/_patterns/00-atoms/03-buttons/03-button-sizes.mustache

.../00-atoms/03-buttons/04-button-with-hover-effect.mustache

...rns/00-atoms/03-buttons/13-overlay-button-colors.mustache

...tterns/00-atoms/05-cards/card-elevation-variants.mustache

source/_patterns/00-atoms/flags/flag-color-variants.mustache

source/_patterns/00-atoms/flags/flag-size-variants.mustache

...-atoms/super-buttons/super-button-color-variants.mustache

...les/01-social-icon-group/basic-social-icon-group.mustache

...s/01-social-icon-group/colored-social-icon-group.mustache

...tterns/01-molecules/02-article-card/article-card.mustache

...olecules/02-article-card/emphasized-article-card.mustache

...ns/01-molecules/02-candidate-card/candidate-card.mustache

...cules/03-candidate-table-row/candidate-table-row.mustache

source/_patterns/01-molecules/banner/banner.mustache

source/_patterns/01-molecules/banner/color-variants.mustache

...atterns/01-molecules/calendar/calendar-table-row.mustache

...atterns/01-molecules/content-block/content-block.mustache