anv: dynamic vertex input binding stride and size support

If pStrides or Psizes are NULL we should use the values defined by the
pipeline.

v2: fix commit message and fix the code to set explicitly if we are
    using dynamic stride/size

Signed-off-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5604>
3 files changed