Audio: MFCC: Add Voice Activity Detection based on Mel spectrum #23139

Job	Run time
build-windows (mnfst, ptl)	10m 58s
build-windows (mnfst, imx8m imx8ulp)	11m 41s
build-windows (mnfst, tgl)	8m 54s
build-linux (mnfst, tgl)	4m 44s
build-windows (mnfst, mtl)	11m 10s
build-windows (mnfst, tgl-h)	11m 6s
build-windows (mnfst, lnl)	8m 38s
manifest-check	2m 37s
build-linux (mnfst, imx8m imx8ulp)	4m 49s
build-linux (mnfst, tgl-h)	5m 6s
build-linux (-d, mnfst, lnl)	4m 17s
build-linux (mnfst, lnl)	4m 18s
build-linux (mnfst, wcl imx95)	7m 44s
build-linux (mnfst, ptl)	5m 41s
build-linux (mnfst, imx8 imx8x)	5m 1s
build-linux (mnfst, mtl)	4m 24s
build-windows (-d, mnfst, lnl)	9m 12s
LP64-WIP	3m 49s
build-windows (mnfst, imx8 imx8x)	9m 22s
compare-linux-win	26s
	2h 13m 57s

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