treewide: prefix RTOS lib/dma.h DMA_ definitions with SOF_DMA_ #735

Job	Run time
LP64-WIP	3m 57s
build-windows (imx8 imx8x imx8m imx8ulp)	7m 26s
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	6m 13s
build-windows (mtl)	5m 53s
build-linux (mnfst, mtl)	4m 25s
manifest-check	55s
build-windows (tgl tgl-h)	7m 0s
build-linux (mnfst, lnl)	4m 42s
build-windows (-d, mtl)	6m 29s
build-linux (mnfst, tgl tgl-h)	5m 29s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	6m 3s
build-linux (zmain, mtl)	4m 25s
build-linux (zmain, lnl)	4m 39s
build-linux (zmain, tgl tgl-h)	5m 6s
build-linux (-d, mnfst, mtl)	4m 29s
build-linux (mnfst, --all)	12m 0s
compare-linux-win	24s
	1h 29m 35s

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