LLEXT: build libraries #19488

Job	Run time
LP64-WIP	2m 58s
manifest-check	57s
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	5m 52s
build-windows (imx8 imx8x imx8m imx8ulp)	7m 59s
build-linux (mnfst, mtl)	4m 24s
build-windows (mtl)	5m 57s
build-linux (mnfst, lnl)	4m 26s
build-windows (tgl tgl-h)	5m 53s
build-linux (mnfst, tgl tgl-h)	5m 43s
build-windows (-d, mtl)	5m 34s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	6m 4s
build-linux (zmain, mtl)	4m 33s
build-linux (zmain, lnl)	4m 16s
build-linux (zmain, tgl tgl-h)	5m 14s
build-linux (-d, mnfst, mtl)	4m 42s
build-linux (mnfst, --all)	12m 23s
compare-linux-win	21s
	1h 27m 16s

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