88576 fixes DropdownButton ignoring itemHeight in popup menu (#88574) (framework, f: material design, cla: yes, waiting for tree to go green)

88580 Revert “Manually close the tree for issue #88531” (team, cla: yes)

88583 Roll Engine from 17ddfb3ee4f7 to d29cda9ef58e (4 revisions) (cla: yes, waiting for tree to go green)

88594 Revert “Write timelines to separate files” (cla: yes)

88595 Roll Plugins from a22f5912f6ba to b1fe1912e016 (4 revisions) (cla: yes, waiting for tree to go green)