fix(a11y): datagrid - invalid aria-attributes in manage column

[venkateshr06]

PR Checklist

Please check if your PR fulfills the following requirements:

• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)
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PR Type

What kind of change does this PR introduce?
Fix for Accessibility issues

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Documentation content changes
• Other... Please describe:

What is the current behavior?

aria-expanded property is not added to the element since default value is set to undefined. Without this property, aria-controls and aria-owns will be an invalid property.

Issue Number: CDE-2542, VPAT-28111

What is the new behavior?

Added aria-haspopup attribute and aria-expanded property set to false by default.

Does this PR introduce a breaking change?

• Yes
• No

Other information

[github-actions]

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[github-actions]

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