aco: don't skip VS->TCS barrier if TCS output vertices doesn't match input
TCS invocations correspond to output patch vertices, not input. If they differ, TCS invocations can be in a different subgroup than VS invocations of the input patch.
TCS invocations correspond to output patch vertices, not input. If they differ, TCS invocations can be in a different subgroup than VS invocations of the input patch.