zink: fix provoking-vertex cap for quads
The way we've doing this currently preserves provoking vertex for quads, so let's report that to the state-tracker.
This fixes a couple of piglits.
Edited by Erik Faye-Lund
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The way we've doing this currently preserves provoking vertex for quads, so let's report that to the state-tracker.
This fixes a couple of piglits.