[TASK] Cleanup file structure

Move color picker images to "Resources/Public/Images".
Move static TS template to "Configuration/TypoScript".

Resolves: #57617
Releases: 0.6
Change-Id: I5c91cb17acaa6f2699791bac2c9ebd85cbe66548
Reviewed-on: https://review.typo3.org/29128
Reviewed-by: Francois Suter
Tested-by: Francois Suter