Build

Fix access of media src value with non-source children (#6611) #20936

Job	Run time
config	3s
build	1m 37s
test_unit	1m 40s
cloudflare_pages	0s
release_npm	0s
update_draft_release	0s
test_functional_required (chrome-win_10)	10m 59s
test_functional_required (chrome-osx_10.11-79.0)	11m 20s
test_functional_required (chrome-win_7-75.0)	11m 22s
release_github	0s
test_functional_optional (safari-macOS_13)	10m 29s
test_functional_optional (firefox-win_10)	9m 45s
	57m 15s

Provide feedback