Accept 'H' in av1 codec parsing (#4374) #16443

Job	Run time
android-arm / initialize	1m 18s
android-arm64 / initialize	1m 20s
android-cobalt-arm / initialize	1m 14s
android-cobalt-arm64 / initialize	1m 17s
android-cobalt-x86 / initialize	1m 15s
android-x86 / initialize	1m 16s
android-cobalt-arm / docker-build-image	4m 5s
android-x86 / docker-build-image	3m 29s
android-cobalt-arm64 / docker-build-image	3m 37s
android-cobalt-x86 / docker-build-image	3m 30s
android-arm / docker-build-image	3m 45s
android-arm64 / docker-build-image	4m 9s
android-x86 / x86_devel	33m 34s
android-x86 / x86_debug	21s
android-x86 / x86_qa	32m 53s
android-x86 / x86_gold	32m 27s
android-cobalt-x86 / x86_devel	34m 25s
android-cobalt-x86 / x86_debug	24s
android-cobalt-x86 / x86_qa	35m 15s
android-cobalt-x86 / x86_gold	33m 50s
android-cobalt-arm64 / arm64_devel	53m 56s
android-cobalt-arm64 / arm64_debug	22s
android-cobalt-arm64 / arm64_qa	55m 26s
android-cobalt-arm64 / arm64_gold	51m 6s
android-arm / arm_devel	32m 13s
android-arm / arm_debug	23s
android-arm / arm_qa	33m 31s
android-arm / arm_gold	40m 45s
android-cobalt-arm / arm_devel	32m 28s
android-cobalt-arm / arm_debug	22s
android-cobalt-arm / arm_qa	34m 16s
android-cobalt-arm / arm_gold	44m 36s
android-arm64 / arm64_devel	49m 55s
android-arm64 / arm64_debug	21s
android-arm64 / arm64_qa	52m 6s
android-arm64 / arm64_gold	52m 58s
	12h 48m 8s

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