Ability to render Dialog without portal

[sergeyzwezdin]

Description

Ability to render Dialog without portal.

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Configuration change
• Documentation update

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
• Lint and prettier checks pass locally
• I run the changeset and updated versions of the packages and repository (if applicable)

[Copilot]

Pull Request Overview

This PR introduces a new feature allowing the Dialog component to be rendered without being wrapped in a portal.

• Added an optional "renderPortal" prop to the DialogContent component.
• Updated the version in package.json and CHANGELOG.md to document this new behavior.

Reviewed Changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
packages/ui/src/components/dialog.tsx	Added "renderPortal" prop and conditional rendering logic for DialogContent.
packages/ui/package.json	Bumped version to 0.9.0 to reflect the new feature.
packages/ui/CHANGELOG.md	Documented the new behavior in the changelog.

Comments suppressed due to low confidence (1)

packages/ui/src/components/dialog.tsx:41

• Consider adding a brief inline comment or JSDoc for the 'renderPortal' prop to clarify its purpose and usage for future maintainers.

renderPortal = true,