refactor: update service configurations for device plugin and scheduler

[haitwang-cloud]

What type of PR is this?

/kind design

What this PR does / why we need it:

Dynamic Configuration:

• Ports and Service types are now dynamically configured using values.yaml, making the charts more flexible and easier to customize.
• Default values are provided for httpPort, monitorPort, and nodePort to ensure backward compatibility.

Removed Hardcoded Values:

• Hardcoded values for ports and nodePorts have been replaced with dynamic references to values.yaml.

Improved Readability:

• Added comments to explain the purpose of each section, making the templates easier to understand and maintain.

These changes are necessary to make the Helm charts more adaptable to different deployment scenarios and easier to maintain in the long term
Which issue(s) this PR fixes:
Fixes #

Special notes for your reviewer:
This PR focuses on optimizing the Service configurations in the Helm charts without changing the core functionality.

Does this PR introduce a user-facing change?:

Yes, this PR introduces the following user-facing changes:

Users can now customize Service types (NodePort or ClusterIP) and ports via values.yaml.

The nodePort field is only set when the Service type is NodePort, avoiding unnecessary configurations for ClusterIP Services.

[chaunceyjiang]

/lgtm