toml: modularise TOML configuration #16148

Job	Run time
build-windows (imx8 imx8x imx8m imx8ulp)	7m 13s
build-linux (mnfst, imx8 imx8x imx8m imx8ulp)	5m 1s
build-windows (mtl)	5m 47s
build-linux (mnfst, mtl)	4m 24s
build-windows (tgl tgl-h)	6m 30s
build-linux (mnfst, lnl)	4m 40s
build-windows (-d, mtl)	6m 3s
build-linux (mnfst, tgl tgl-h)	5m 26s
build-linux (zmain, imx8 imx8x imx8m imx8ulp)	5m 5s
build-linux (zmain, mtl)	4m 15s
LP64-WIP	3m 59s
build-linux (zmain, lnl)	4m 25s
build-linux (zmain, tgl tgl-h)	5m 8s
manifest-check	46s
build-linux (-d, mnfst, mtl)	4m 26s
compare-linux-win	1m 17s
	1h 14m 25s

Provide feedback