[css-transitions] Remove trailing semicolon from 'single-transition-property' definition

[pyoor]

The single-transition-property definition includes a trailing semicolon. This semicolon is not present in any other value type definitions and should be removed in order to unify the formatting.

csswg-drafts/css-transitions-1/Overview.bs

Line 253 in 1da7be9

<dfn type id="single-transition-property">&lt;single-transition-property&gt;</dfn> = ''transition-property/all'' | <<custom-ident>>;