fix(ChangelogVersions): Indicator motion not scoped and breaks

[vachmara]

🔗 Linked issue

Resolves #5256

❓ Type of change

• [ ] 📖 Documentation (updates to the documentation or readme)
• [x] 🐞 Bug fix (a non-breaking change that fixes an issue)
• [ ] 👌 Enhancement (improving an existing functionality)
• [ ] ✨ New feature (a non-breaking change that adds functionality)
• [ ] 🧹 Chore (updates to the build process or auxiliary tools and libraries)
• [ ] ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

This PR fixes #5256, where the motion effect in <UChangelogVersions> was applied to the entire page instead of the component, and failed to track correctly inside custom scroll containers.

📝 Checklist

• [x] I have linked an issue or discussion.
• [x] I have updated the documentation accordingly.