The ornamental design for a typeface, as shown and described.
1. Typeface
1.1 : Front
1.2 : Front view 2
1.3 : Front view 3
1.4 : Front view 4
1.5 : Front view 5
1.6 : Front view 6
1.7 : Front view 7
This design is for a typeface; reproductions 1.1 to 1.5 are front views of designated letters; reproduction 1.6 shows example sentences; reproduction 1.7 shows the representative letters.