anv: Claim VK_EXT_robustness2 support

Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <mesa/mesa!4767>
53 jobs for !4767 with review/VK_EXT_robustness2 in 17 minutes and 42 seconds (queued for 14 seconds)
merge request