anv: Don't generate Gen10-specific functions

v2: Re-wrap lines in meson.build.  Suggested by Jason.

v3: Also update Makefile.sources and Android build files.  Noticed by
Lionel.

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net> [v2]
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6899>
8 files changed