docs(storybook): update changelog page with actual list from changelog.md

[pixelflips]

Description

Updates changelog page in Storybook documentation to display the repository's CHANGELOG.md content directly in the docs.

• Renders changelog with Pine design tokens for consistent styling
• Auto-syncs from root CHANGELOG.md during dev and build
• Isolated from Stencil compilation via dedicated tsconfig

No new runtime dependencies. Uses existing markdown-to-jsx and react dev dependencies.

Fixes DSS-32

Type of change

• New feature (non-breaking change which adds functionality)
• This change requires a documentation update

How Has This Been Tested?

• tested manually

Test Configuration:

• Pine versions: 3.x
• OS: macOS
• Browsers: Chrome

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings

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