Update dependency github-publish to v6

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
github-publish	^3.0.0 -> ^6.0.0

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Release Notes

voxpelli/node-github-publish (github-publish)

v6.0.0

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⚠ BREAKING CHANGES

• update undici and require node >=18.17.0

🩹 Fixes

• update pony-cause (328e80a)
• update undici and require node >=18.17.0 (4e21206)

🧹 Chores

• deps: update dev dependencies (3975965)
• deps: update to neostandard based linting (7021bf8)
• deps: update type dependencies (50f9e31)

v5.0.0

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• Breaking change: Now requires Node v18 (as v16 and older has reached end-of-life)
• Internal: Updated dev dependencies to latest versions

v4.0.0

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• Breaking change: Now requires Node v16 (as v14 and older has reached end-of-life)
• Breaking change: Is now an ESM module (see this)
• Breaking change: Made private methods actually private
• Improvements: Moved to undici from node-fetchand replaced nock with the MockAgent in undici
• Improvements: Added 100% type coverage + generates type declarations for publishing

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Configuration

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