bin/gen_release_notes.py: bump advertised vulkan version to 1.3

Fixes: df8ac77af8093c87d5d5 ("anv: Advertise Vulkan 1.3")
Fixes: 08c6f437cf63234f4a5d ("radv: advertise Vulkan 1.3")
Signed-off-by: Eric Engestrom <eric@igalia.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17759>
1 file changed