Audio Format: Add vec_sat_int8x2 function #461

Job	Run time
build-windows (imx8 imx8x imx8m imx8ulp)	8m 22s
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	5m 27s
build-windows (mtl)	6m 12s
build-linux (mnfst, mtl)	4m 4s
build-windows (tgl tgl-h)	7m 5s
build-linux (mnfst, lnl)	4m 6s
build-windows (-d, mtl)	5m 59s
build-linux (mnfst, tgl tgl-h)	5m 6s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	5m 56s
LP64-WIP	3m 35s
build-linux (zmain, mtl)	4m 21s
build-linux (zmain, lnl)	4m 26s
build-linux (zmain, tgl tgl-h)	5m 6s
manifest-check	41s
build-linux (-d, mnfst, mtl)	4m 24s
build-linux (mnfst, --all)	9m 44s
compare-linux-win	32s
	1h 25m 6s

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