Wait for ICE gathering completion before requesting video track + create file e2e test fix #4126

Job	Run time
check-rust-changes	7s
check-rust-changes	7s
playwright:electron:namespace-profile-ubuntu-8-cores 1 4	5m 51s
playwright:electron:namespace-profile-ubuntu-8-cores 1 4	3m 43s
playwright:electron:namespace-profile-ubuntu-8-cores 2 4	4m 10s
playwright:electron:namespace-profile-ubuntu-8-cores 2 4	4m 10s
playwright:electron:namespace-profile-ubuntu-8-cores 3 4	6m 0s
playwright:electron:namespace-profile-ubuntu-8-cores 3 4	6m 0s
playwright:electron:namespace-profile-ubuntu-8-cores 4 4	5m 23s
playwright:electron:namespace-profile-ubuntu-8-cores 4 4	5m 23s
playwright:electron:namespace-profile-macos-8-cores 1 4	4m 27s
playwright:electron:namespace-profile-macos-8-cores 1 4	4m 27s
playwright:electron:namespace-profile-macos-8-cores 2 4	6m 30s
playwright:electron:namespace-profile-macos-8-cores 2 4	6m 30s
playwright:electron:namespace-profile-macos-8-cores 3 4	5m 42s
playwright:electron:namespace-profile-macos-8-cores 3 4	5m 42s
playwright:electron:namespace-profile-macos-8-cores 4 4	6m 39s
playwright:electron:namespace-profile-macos-8-cores 4 4	6m 39s
playwright:electron:windows-16-cores 1 4	10m 58s
playwright:electron:windows-16-cores 1 4	8m 25s
playwright:electron:windows-16-cores 2 4	15m 9s
playwright:electron:windows-16-cores 2 4	7m 35s
playwright:electron:windows-16-cores 3 4	16m 20s
playwright:electron:windows-16-cores 3 4	5m 4s
playwright:electron:windows-16-cores 4 4	11m 58s
playwright:electron:windows-16-cores 4 4	11m 58s
	2h 54m 57s

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