ipc: Fix incorrect dcache invalidate #247

Job	Run time
LP64-WIP	3m 56s
build-windows (ptl)	8m 28s
build-windows (tgl tgl-h)	10m 35s
build-windows (-d, lnl)	8m 24s
build-windows (mtl lnl)	9m 54s
build-windows (imx8 imx8x imx8m imx8ulp)	13m 58s
build-linux (mnfst, mtl lnl)	6m 17s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	7m 8s
manifest-check	3m 1s
build-linux (mnfst, tgl tgl-h)	6m 24s
build-linux (zmain, ptl)	4m 37s
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	7m 18s
build-linux (mnfst, ptl)	5m 8s
build-linux (zmain, tgl tgl-h)	6m 4s
build-linux (-d, mnfst, lnl)	4m 45s
build-linux (mnfst, --all)	17m 44s
build-linux (zmain, mtl lnl)	6m 8s
compare-linux-win	1m 47s
	2h 11m 36s

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