[FEATURE] Provide workspaces in LiveSearch

When EXT:workspaces is installed, backend users with granted permissions
may now search for workspaces in the LiveSearch and invoke certain,
related actions.

Resolves: #102869
Releases: main
Change-Id: I6fd9a67708cdf70ef13f6395641c30fb51a7d4a8
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/82516


Reviewed-by: Mathias Brodala <mbrodala@pagemachine.de>
Reviewed-by: Andreas Kienast <a.fernandez@scripting-base.de>
Tested-by: Jasmina Ließmann <minapokhalo+typo3@gmail.com>
Reviewed-by: Andreas Nedbal <andy@pixelde.su>
Tested-by: Andreas Nedbal <andy@pixelde.su>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Guido Schmechel <guido.schmechel@brandung.de>
Tested-by: Andreas Kienast <a.fernandez@scripting-base.de>