[4.0][a11y]Replace link by button in com_contact

[hardik-codes]

This PR replaces link by a button for the dismiss button in com_contact

Summary of Changes

Replaced < a Tag by the correct < button Tag

Testing Instructions

Code inspection

[brianteeman]

this and most other cases like this have already been fixed in joomla 3 and are just waiting for @wilsonge to merge them upstream into j4

there are plenty of things to do without re-doing code that is already solved.

[hardik-codes]

this and most other cases like this have already been fixed in joomla 3 and are just waiting for @wilsonge to merge them upstream into j4

Ok, I didn't know about that.

[hardik-codes]

there are plenty of things to do without re-doing code that is already solved

Could you please let me know some of them so that I can start working on them.

[joomla-cms-bot]

Set to "closed" on behalf of @Quy by The JTracker Application at issues.joomla.org/joomla-cms/24186

[Quy]

Closing as stated per brianteeman.

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