89020 feat: widget finders add widgetWithImage method (a: tests, framework, cla: yes, waiting for tree to go green)

89021 Add smoke tests for all the examples, fix 17 broken examples. (team, tool, framework, f: material design, cla: yes, f: cupertino, d: examples)

89025 Fix Stack references in Overlay docs (framework, cla: yes, waiting for tree to go green)

89027 Roll Engine from d8f87e552fff to b33660e1dae4 (1 revision) (cla: yes, waiting for tree to go green)

89030 Roll Plugins from 46dd6093793a to 1f502e8b6f00 (1 revision) (cla: yes, waiting for tree to go green)