fix(sdk.v2): fix function-based components not preserving the namespace of GCPC artifact types.

[chensun]

Description of your changes:
Fixing the following error when passing GCPC-typed output from a yaml component to a function-based component.

InconsistentTypeException: Incompatible argument passed to the input "model" of component "Classification model eval metrics": Argument type "google.VertexModel" is incompatible with the input type "VertexModel"

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[ji-yaqi]

/lgtm
/approve

[google-oss-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: ji-yaqi

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[chensun]

/test kubeflow-pipelines-samples-v2

[google-oss-robot]

@chensun: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
kubeflow-pipelines-samples-v2	b4f41e9	link	true	/test kubeflow-pipelines-samples-v2

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[chensun]

kubeflow-pipelines-samples-v2 is flaky, and shouldn't be affected by this PR.