46282 Allow plugins that don’t support the Android platform (cla: yes, team, tool)

46285 Revert changes to TestPointer; MouseTracker no longer relies on Add events (a: tests, cla: yes, framework, waiting for tree to go green)

46291 Add buildNumber param to “flutter build aar” command (cla: yes, team, tool, waiting for tree to go green)

46569 Roll engine e7b69ced2e24..5b870a218f15 (3 commits) (autoroller: commit, cla: yes)

46572 Roll engine 5b870a218f15..ff6fa47659c0 (1 commits) (autoroller: commit, cla: yes)

46580 Fix typo in gradle_utils exit message (cla: yes, tool)