feat: remove watch nodepool in service topology controller

[rambohe-ch]

What type of PR is this?

Uncomment only one /kind <> line, hit enter to put that in a new line, and remove leading whitespace from that line:
/kind bug
/kind documentation
/kind enhancement
/kind good-first-issue
/kind feature
/kind question
/kind design
/sig ai
/sig iot
/sig network
/sig storage

/kind feature

What this PR does / why we need it:

As discussed in #1553 , The efficiency of service topology feature can be improved if nodepool list/watch is removed.
moreover, nodepool list/watch is a dummy function for service topology controller.

so i want to remove list/watch nodepool function in service topology controller.

Which issue(s) this PR fixes:

Fixes #1553

Special notes for your reviewer:

Does this PR introduce a user-facing change?

other Note

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In response to this:

What type of PR is this?

Uncomment only one /kind <> line, hit enter to put that in a new line, and remove leading whitespace from that line:
/kind bug
/kind documentation
/kind enhancement
/kind good-first-issue
/kind feature
/kind question
/kind design
/sig ai
/sig iot
/sig network
/sig storage

/kind feature

What this PR does / why we need it:

As discussed in #1553 , The efficiency of service topology feature can be improved if nodepool list/watch is removed.
moreover, nodepool list/watch is a dummy function for service topology controller.

so i want to remove list/watch nodepool function in service topology controller.

Which issue(s) this PR fixes:

Fixes #1553

Special notes for your reviewer:

Does this PR introduce a user-facing change?

other Note

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[openyurt-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: rambohe-ch

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[rambohe-ch]

@YTGhost @JameKeal PTAL

[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
2.0% Duplication

[YTGhost]

/lgtm

[YTGhost]

/hold