Ubuntus LLD variant reports its version string as "Ubuntu LLD..." instead of "LLD..." -- adapt our LLD detection to detect LLD when the version string does not begin with 'LLD', containing ' LLD' is sufficient.
Pull request: https://github.com/WebKit/WebKit/pull/16927
Committed 267336@main (efcd01c4d0c0): <https://commits.webkit.org/267336@main> Reviewed commits have been landed. Closing PR #16927 and removing active labels.