3565 [shared_preferences] fix crash when list type is dynaimc (cla: yes, nnbd, p: shared_preferences, waiting for tree to go green)

3576 [flutter_plugin_android_lifecycle-sdk] Update Flutter SDK constraint (cla: yes, p: flutter_plugin_android_lifecycle, waiting for tree to go green)

3578 [video_player_platform_interface] Bump version for NNBD stable (cla: yes, nnbd, p: video_player, waiting for tree to go green)

3579 [image_picker] NNBD stable (cla: yes, nnbd, p: image_picker, waiting for tree to go green)

3585 [connectivity_platform_interface] nnbd stable release (cla: yes, nnbd, p: connectivity, waiting for tree to go green)