Add breakout joinURL to graphql (#18710) #417

Job	Run time
build-package (bbb-apps-akka)	9m 21s
build-package (bbb-config)	43s
build-package (bbb-export-annotations)	53s
build-package (bbb-learning-dashboard)	48s
build-package (bbb-playback-record)	4m 53s
build-package (bbb-graphql-server)	4m 56s
build-package (bbb-etherpad)	1m 8s
build-package (bbb-web)	1m 52s
build-package (bbb-fsesl-akka)	1m 20s
build-package (bbb-html5)	11m 45s
build-package (bbb-freeswitch)	2m 14s
build-package (bbb-webrtc)	58s
build-package (others)	3m 55s
install-and-run-tests (1/8)	17m 30s
install-and-run-tests (2/8)	20m 24s
install-and-run-tests (3/8)	17m 29s
install-and-run-tests (4/8)	17m 30s
install-and-run-tests (5/8)	17m 2s
install-and-run-tests (6/8)	17m 7s
install-and-run-tests (7/8)	17m 50s
install-and-run-tests (8/8)	17m 16s
upload-report	24s
	3h 7m 18s

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