Move Portable Runner and other of reference runner.

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#19,512 opened on Jun 4, 2022 0 comments 0 reactions 0 assignees View on GitHub

bug core java P3

Description

PortableRunner is used by all Flink, Spark ... .

We should move it out of Reference Runner package to stream line the dependencies.

Imported from Jira [BEAM-7303](https://issues.apache.org/jira/browse/BEAM-7303). Original Jira may contain additional context.
Reported by: angoenka.

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