expose the github releases page as the releaseNotesUrl for the extension

[brenthosie]

Description

Opt into using the releaseNotesUrl field for server extensions.

Related Issue

N/A

Motivation and Context

This allows users to review what's changed when they consider upgrading to a new extension.

Screenshots (if appropriate):

Here's an example of an extension showing a link to its release notes in the Lens UI.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Improvement (non-breaking change which does not add functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have signed the Adobe Open Source CLA or I'm an Adobe employee.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have made any necessary test changes and all tests pass.

[coveralls]

Coverage Report for CI Build 26299461954

Coverage remained the same at 57.196%

Details

• Coverage remained the same as the base build.
• Patch coverage: No coverable lines changed in this PR.
• No coverage regressions found.

Uncovered Changes

No uncovered changes found.

Coverage Regressions

No coverage regressions found.

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Coverage Stats

Relevant Lines:	718
Covered Lines:	403
Line Coverage:	56.13%
Relevant Branches:	630
Covered Branches:	368
Branch Coverage:	58.41%
Branches in Coverage %:	Yes
Coverage Strength:	62.7 hits per line

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💛 - Coveralls