lib_manager: Set of small fixes for loadable modules (sp1) #20305

Job	Run time
LP64-WIP	4m 37s
manifest-check	51s
build-windows (ptl)	6m 35s
build-windows (imx8 imx8x imx8m imx8ulp)	8m 29s
build-windows (mtl lnl)	7m 45s
build-windows (-d, lnl)	5m 52s
build-windows (tgl tgl-h)	6m 43s
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	7m 7s
build-linux (mnfst, tgl tgl-h)	5m 24s
build-linux (zmain, ptl)	4m 46s
build-linux (zmain, mtl lnl)	6m 20s
build-linux (zmain, tgl tgl-h)	6m 16s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	7m 13s
build-linux (-d, mnfst, lnl)	4m 35s
build-linux (mnfst, --all)	13m 57s
build-linux (mnfst, ptl)	4m 55s
build-linux (mnfst, mtl lnl)	5m 50s
compare-linux-win	30s
	1h 47m 45s

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