Add port definition to vGPU monitor DaemonSet

[ntheanh201]

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[hami-robott]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Flag	Coverage Δ
unittests	61.01% <ø> (-0.07%)	⬇️

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see 1 file with indirect coverage changes

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[wawa0210]

/cc @archlitchi @lengrongfu Can you help review this pr ?

[FouoF]

Can you describe more about why we need this pr?