[Xcode] Perform a full build when analyzing
Created attachment 451473 [details] Patch
rdar://88529963
Marked cq+ in case Elliott isn't able to do that yet. This change only affects static analyzer runs, and all the other configurations have built successfully.
Committed r289587 (247100@main): <https://commits.webkit.org/247100@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 451473 [details].