Document HarfBuzzSharp versioning in release process

[mattleibow]

Update release skill and documentation to include HarfBuzzSharp versioning requirements when bumping main after a release.

[github-actions]

Triage Summary

The labels will be applied to indicate that the issue pertains to documentation related to HarfBuzzSharp versioning.

This issue is not a regression as it strictly concerns documentation rather than performance or technical behavior.

Additional remarks:

• The issue focuses solely on documentation and release processes with no implications on performance, reliability, or any acceptable technical/backend concerns.
• No labels were deemed appropriate for operating systems or platforms as none were mentioned in the issue.

Detailed Summary and Actions

Summary of the triage:

• The issue relates to updating documentation specifically about HarfBuzzSharp versioning during the release process.
• It does not involve any performance, reliability, or compatibility issues with previous versions.
• No relevant technical backend concerns or specific contexts apply to the available labels.
• No operating systems or platforms are related to the available labels.

Summary of the actions that will be performed:

Action	Item	Description
Apply Label	area/Docs	The issue relates to updating documentation about HarfBuzzSharp versioning.

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