LLEXT: libraries with multiple modules #19420

Job	Run time
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	5m 58s
build-windows (imx8 imx8x imx8m imx8ulp)	7m 28s
build-linux (mnfst, mtl)	4m 40s
build-windows (mtl)	5m 32s
build-linux (mnfst, lnl)	4m 20s
build-windows (tgl tgl-h)	6m 31s
build-linux (mnfst, tgl tgl-h)	5m 22s
build-windows (-d, mtl)	5m 43s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	5m 56s
build-linux (zmain, mtl)	4m 21s
LP64-WIP	3m 43s
build-linux (zmain, lnl)	4m 32s
manifest-check	50s
build-linux (zmain, tgl tgl-h)	5m 12s
build-linux (-d, mnfst, mtl)	4m 23s
build-linux (mnfst, --all)	8m 43s
compare-linux-win	19s
	1h 23m 33s

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