sof_audio_buffer: Fix compilation error #244

Job	Run time
build-windows (mtl lnl)	12m 41s
manifest-check	2m 46s
build-windows (ptl)	10m 13s
build-windows (imx8 imx8x imx8m imx8ulp)	15m 33s
LP64-WIP	4m 0s
build-windows (-d, lnl)	10m 58s
build-linux (mnfst, tgl tgl-h)	5m 11s
build-linux (mnfst, mtl lnl)	5m 30s
build-windows (tgl tgl-h)	11m 37s
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	6m 34s
build-linux (mnfst, --all)	17m 6s
build-linux (zmain, mtl lnl)	5m 32s
build-linux (zmain, tgl tgl-h)	5m 22s
build-linux (zmain, ptl)	4m 13s
build-linux (mnfst, ptl)	4m 17s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	6m 18s
build-linux (-d, mnfst, lnl)	4m 24s
compare-linux-win	48s
	2h 13m 3s

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