nvc0: set the render condition in the compute object

Fixes GL45-CTS.compute_shader.conditional-dispatching

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: mesa-stable@lists.freedesktop.org
(cherry picked from commit 48f04862c1d74844db9534b32ef73e5a2bc0ae74)
1 file changed