plugins

[video_player_avplay and video_player_videohole] Add namespace to C++ code to avoid name conflicts with other plugins (#887)

[video_player and in_app_purchase] Fix multiple-definition error caused by applying multiple plugins (#885)

[ci] Add an action to automatically close long-inactived issues (#884)

Fix integration test bugs (#881)

[flutter_tts] Fix bugs for Tizen 10.0 support (#878)