[TASK] Update to Lit v2-rc2

Executed commands:

 cd Build/
 yarn upgrade lit@^2.0.0-rc.2 lit-html@^2.0.0-rc.3 lit-element@^3.0.0-rc.2
 grunt rollup

Resolves: #94096
Releases: master
Change-Id: Iddea7dbe03ca911eda1be5a758d6e8ab910843ea
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/69095


Tested-by: core-ci <typo3@b13.com>
Tested-by: Richard Haeser <richard@richardhaeser.com>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Richard Haeser <richard@richardhaeser.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>