up_down_mixer: reject unsupported channel configurations #23453

Job	Run time
manifest-check	2m 46s
LP64-WIP	3m 47s
build-linux (mnfst, lnl)	4m 19s
build-windows (mnfst, tgl)	8m 51s
build-linux (mnfst, tgl)	4m 26s
build-linux (mnfst, mtl)	4m 49s
build-linux (mnfst, imx8 imx8x)	5m 8s
build-windows (mnfst, tgl-h)	8m 23s
build-windows (mnfst, lnl)	9m 18s
build-linux (mnfst, wcl imx95)	7m 4s
build-windows (mnfst, ptl)	9m 34s
build-windows (-d, mnfst, lnl)	9m 37s
build-linux (-d, mnfst, lnl)	4m 30s
build-linux (mnfst, imx8m imx8ulp)	4m 59s
build-linux (mnfst, ptl)	6m 1s
build-windows (mnfst, imx8m imx8ulp)	11m 11s
build-linux (mnfst, tgl-h)	3m 59s
build-windows (mnfst, mtl)	9m 52s
build-windows (mnfst, imx8 imx8x)	9m 52s
compare-linux-win	28s
	2h 8m 54s

Provide feedback