feat(rust): add union and none type support

[ariesdevil]

Why?

Add UNION and NONE to type ids that align with xlang spec

What does this PR do?

This PR adds UNION and NONE to type ids:

1. add UNION and NONE to type ids
2. change () and PhantomData type id from UNKNOWN to NONE
3. skip early when encounter NONE in skip_any_value

Related issues

None

Does this PR introduce any user-facing change?

• Does this PR introduce any public API change?
  • Yes, adds new public types support: UNION and NONE to TypeId
• Does this PR introduce any binary protocol compatibility change?
  • No

Benchmark

[chaokunyang]

LGTM