fix:Resolve deprecation warning for klogr.New in Metrics Server

[guopeng0]

Metrics Server: klogr.New is deprecated use textlogger.NewLogger instead

Checklist

• When introducing a new scaler, I agree with the scaling governance policy
• I have verified that my change is according to the deprecations & breaking changes policy
• Tests have been added
• Changelog has been updated and is aligned with our changelog requirements
• A PR is opened to update our Helm chart (repo) (if applicable, ie. when deployment manifests are modified)
• A PR is opened to update the documentation on (repo) (if applicable)
• Commits are signed with Developer Certificate of Origin (DCO - learn more)

Fixes #5732

Relates to #

[zroubalik]

/run-e2e internal
Update: You can check the progress here

[zroubalik]

Could you please update docs for logs if there are any changes? https://github.com/kedacore/keda/blob/main/BUILD.md#setting-log-levels

[zroubalik]

/run-e2e internal
Update: You can check the progress here

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed in 7 days if no further activity occurs. Thank you for your contributions.

[stale]

This issue has been automatically closed due to inactivity.