LLEXT: build libraries #19495

Job	Run time
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	6m 1s
build-windows (imx8 imx8x imx8m imx8ulp)	7m 21s
build-linux (mnfst, mtl)	4m 36s
build-windows (mtl)	6m 29s
build-linux (mnfst, lnl)	4m 20s
build-linux (mnfst, tgl tgl-h)	5m 20s
build-windows (tgl tgl-h)	7m 7s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	5m 59s
build-windows (-d, mtl)	6m 15s
build-linux (zmain, mtl)	4m 19s
build-linux (zmain, lnl)	4m 18s
LP64-WIP	3m 45s
manifest-check	55s
build-linux (zmain, tgl tgl-h)	5m 18s
build-linux (-d, mnfst, mtl)	4m 48s
build-linux (mnfst, --all)	12m 4s
compare-linux-win	19s
	1h 29m 14s

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