GDB stub support #20969

Job	Run time
manifest-check	49s
LP64-WIP	3m 40s
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	6m 19s
build-linux (mnfst, ptl)	4m 31s
build-linux (mnfst, mtl lnl)	5m 28s
build-linux (zmain, ptl)	4m 11s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	6m 21s
build-linux (-d, mnfst, lnl)	4m 16s
build-windows (imx8 imx8x imx8m imx8ulp)	9m 15s
build-linux (zmain, tgl tgl-h)	5m 4s
build-linux (mnfst, --all)	16m 22s
build-linux (mnfst, tgl tgl-h)	5m 10s
build-linux (zmain, mtl lnl)	5m 19s
build-windows (-d, lnl)	7m 57s
build-windows (tgl tgl-h)	9m 32s
build-windows (ptl)	7m 3s
build-windows (mtl lnl)	8m 6s
compare-linux-win	36s
	1h 49m 59s

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