chore(deps): update dependency kubernetes.core to v6

This MR contains the following updates:

Package	Type	Update	Change
kubernetes.core	galaxy-collection	major	5.3.0 -> 6.0.0

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Release Notes

ansible-collections/kubernetes.core (kubernetes.core)

v6.0.0

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Release Summary

This major release removes the deprecated k8s inventory plugin and also removes ansible-core<2.16 support.

Breaking Changes / Porting Guide

• Remove deprecated k8s invetory plugin (https://github.com/ansible-collections/kubernetes.core/pull/867).
• Remove support for ansible-core<2.16 (https://github.com/ansible-collections/kubernetes.core/pull/867).

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