20595: Missing copy button in media picker

[TechPdo]

This PR comes with copy button implmenentation in media picker which was missing in different Umbraco versions after v13. The issue was reported in #20595

-Added copy icon in media picker which copies the media item into clipboard
-Implemented clipboard dialog in the media picker dialog.

To achieve these goals, I added clipboard folder with copy and past functionality typescript files.

Closes #20595

[github-actions]

Hi there @TechPdo, thank you for this contribution! 👍

While we wait for one of the Core Collaborators team to have a look at your work, we wanted to let you know about that we have a checklist for some of the things we will consider during review:

• It's clear what problem this is solving, there's a connected issue or a description of what the changes do and how to test them
• The automated tests all pass (see "Checks" tab on this PR)
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• Avoids creating breaking changes; note that behavioral changes might also be perceived as breaking
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