feat: Added Scrollbar component

[albinAppsmith]

Description

This PR added new scrollbar component to the ADS 2.0 package.

Fixes https://github.com/appsmithorg/appsmith/issues/32852

Type of change

• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

• Manual on storybook
• Manual on main repo
• Jest
• Cypress

Test Plan

Add Testsmith test cases links that relate to this PR

Issues raised during DP testing

Link issues raised during DP testing for better visiblity and tracking (copy link from comments dropped on this PR)

Checklist:

Dev activity

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own code
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings
• [ ] I have added tests that prove my fix is effective or that my feature works
• [x] New and existing unit tests pass locally with my changes

QA activity:

• [ ] Test plan has been approved by relevant developers
• [ ] Test plan has been peer reviewed by QA
• [ ] Cypress test cases have been added and approved by either SDET or manual QA
• [ ] Organized project review call with relevant stakeholders after Round 1/2 of QA
• [ ] Added Test Plan Approved label after reveiwing all Cypress test

[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: 89e4b4e913461382e1adb091c4a55f45da4fafc6

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

This PR includes changesets to release 1 package

| Name | Type | | -------------------------- | ----- | | @appsmithorg/design-system | Patch |

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Name	Status	Preview	Comments	Updated (UTC)
design-system	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Apr 24, 2024 8:42pm

[albinAppsmith]

/generate-alpha

[github-actions[bot]]

Publish Result: @appsmithorg/design-system@0.0.0-alpha-20240422121512

[albinAppsmith]

/generate-alpha

[github-actions[bot]]

Publish Result: @appsmithorg/design-system@0.0.0-alpha-20240422184243

[albinAppsmith]

/generate-alpha

[github-actions[bot]]

Publish Result: @appsmithorg/design-system@0.0.0-alpha-20240422191556

[albinAppsmith]

/generate-alpha

[github-actions[bot]]

Publish Result: @appsmithorg/design-system@0.0.0-alpha-20240422193521