st/nine: Correctly declare NineTranslateInstruction_Mkxn inputs

st/nine: Correctly declare NineTranslateInstruction_Mkxn inputs

Let's say we have c1 and c2 declared in the shader and c0 given by the app

Then here we would have read c0, c1 and c2 given by the app, instead
of the correct c0, c1, c2.

This correction fixes several issues in some games.

Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Signed-off-by: Axel Davy <axel.davy@ens.fr>
Cc: "10.4" <mesa-stable@lists.freedesktop.org>