chore(deps): update dependency octokit to v6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
Octokit	nuget	major	5.1.0 -> 6.0.0

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Release Notes

octokit/octokit.net

v6.0.0

What's Changed

⚠️ Note this release contains a "low risk" breaking change; see this PR for more information.

Features

• Adds a method to get a single runner group by @​MatisseHack in https://github.com/octokit/octokit.net/pull/2706
• Improve repo debugger display by @​martincostello in https://github.com/octokit/octokit.net/pull/2712
• Adding in support for enterprise audit logs by @​gitasaurus in https://github.com/octokit/octokit.net/pull/2702

Fixes

• [BREAKING CHANGE] Fix runner application deserialization by @​MatisseHack in https://github.com/octokit/octokit.net/pull/2704

Full Changelog: octokit/octokit.net@v5.1.0...v6.0.0[](url)

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