Add Synapse Launcher

[xiaoyongzhu]

Add Synapse Launcher (with corresponding python dependency and required changes in different files)

What this PR does / why we need it:

To add a launcher support for Synapse

Which issue(s) this PR fixes:

Fixes #

Does this PR introduce a user-facing change?:

Yes

Add support for Synapse launcher

[feast-ci-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: xiaoyongzhu
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[feast-ci-bot]

Hi @xiaoyongzhu. Thanks for your PR.

I'm waiting for a feast-dev member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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[woop]

/ok-to-test

[feast-ci-bot]

@xiaoyongzhu: The following tests failed, say /retest to rerun all failed tests:

Test name	Commit	Details	Rerun command
test-end-to-end-azure-presubmit	8c06c45	link	/test test-end-to-end-azure-presubmit
test-end-to-end-gcp-presubmit	8c06c45	link	/test test-end-to-end-gcp-presubmit
test-end-to-end-gcp	6885f31	link	/test test-end-to-end-gcp
test-end-to-end-aws	6885f31	link	/test test-end-to-end-aws
test-end-to-end-sparkop	6885f31	link	/test test-end-to-end-sparkop

Full PR test history. Your PR dashboard.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.