[GPU] Add new flag xla_gpu_exclude_nondeterministic_ops.

[sergachev]

It's more granular than the existing --xla_gpu_deterministic_ops because it allows doing an autotuning compilation with non-deterministic ops disabled.

--xla_gpu_deterministic_ops is a superset of --xla_gpu_exclude_nondeterministic_ops, so --xla_gpu_deterministic_ops=true will be setting --xla_gpu_exclude_nondeterministic_ops=true too.