docs(k8s): replace --scanners config with --scanners misconfig in docs

[nika-pr]

Description

Related issues

• Relates to DEPRECATION: replace `--scanners config` with `--scanners misconfig` #5586

Checklist

• I've read the guidelines for contributing to this repository.
• I've followed the conventions in the PR title.
• [N/A] I've added tests that prove my fix is effective or that my feature works.
• I've updated the documentation with the relevant information (if needed).
• [N/A] I've added usage information (if the PR introduces new options)
• [N/A] I've included a "before" and "after" example to the description (if the PR is a user interface change).

[CLAassistant]

All committers have signed the CLA.

[knqyf263]

Thanks!