Merge pull request #8232 from lfzawacki/detect-autoplay-problems-external-video

bigbluebutton-html5/imports/api/external-videos/index.js

...ebutton-html5/imports/api/external-videos/server/index.js

...utton-html5/imports/api/external-videos/server/methods.js

...pi/external-videos/server/methods/destroyExternalVideo.js

...external-videos/server/methods/initializeExternalVideo.js

...mports/api/meetings/server/handlers/meetingDestruction.js

...l5/imports/ui/components/external-video-player/service.js