Cleanup mime attribute of enablepcmcontenttypemovie #4840

Job	Run time
raspi-2 / initialize	48s
raspi-2-modular / initialize	38s
raspi-2-skia / initialize	35s
raspi-2-skia / docker-build-image	27s
raspi-2-skia / docker-unittest-image	0s
raspi-2-modular / docker-build-image	26s
raspi-2-modular / docker-unittest-image	0s
raspi-2 / docker-build-image	27s
raspi-2 / docker-unittest-image	0s
raspi-2-modular / modular_devel	7m 15s
raspi-2-modular / modular_debug	12m 28s
raspi-2-modular / modular_qa	6m 46s
raspi-2-modular / modular_gold	6m 33s
raspi-2-skia / raspi-2-skia_devel	9m 18s
raspi-2-skia / raspi-2-skia_debug	10m 14s
raspi-2-skia / raspi-2-skia_qa	7m 39s
raspi-2-skia / raspi-2-skia_gold	7m 28s
raspi-2 / raspi_devel	9m 48s
raspi-2 / raspi_debug	10m 5s
raspi-2 / raspi_qa	8m 25s
raspi-2 / raspi_gold	8m 21s
raspi-2 / sbversion-13_devel	9m 8s
raspi-2 / sbversion-13_debug	9m 35s
raspi-2 / sbversion-13_qa	7m 36s
raspi-2 / sbversion-13_gold	8m 21s
raspi-2 / sbversion-14_devel	9m 31s
raspi-2 / sbversion-14_debug	9m 36s
raspi-2 / sbversion-14_qa	8m 25s
raspi-2 / sbversion-14_gold	7m 29s
raspi-2 / sbversion-15_devel	8m 54s
raspi-2 / sbversion-15_debug	9m 48s
raspi-2 / sbversion-15_qa	7m 53s
raspi-2 / sbversion-15_gold	7m 24s
raspi-2-skia / ${{ matrix.name }}_${{ matrix.shard }}_test	0s
raspi-2-skia / ${{ matrix.name }}_on_device_${{ matrix.shard }}	0s
raspi-2 / ${{ matrix.name }}_${{ matrix.shard }}_test	0s
raspi-2 / ${{ matrix.name }}_on_device_${{ matrix.shard }}	0s
raspi-2-modular / ${{ matrix.name }}_${{ matrix.shard }}_test	0s
raspi-2-modular / ${{ matrix.name }}_on_device_${{ matrix.shard }}	0s
	3h 31m 21s

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