zephyr: pm_runtime: use the correct type for CPU power state count #23378

Job	Run time
manifest-check	2m 51s
LP64-WIP	3m 48s
build-windows (mnfst, lnl)	10m 59s
build-windows (mnfst, imx8m imx8ulp)	14m 6s
build-windows (mnfst, tgl)	8m 56s
build-windows (mnfst, imx8 imx8x)	10m 48s
build-linux (mnfst, ptl)	5m 50s
build-windows (mnfst, tgl-h)	10m 9s
build-linux (mnfst, tgl)	4m 12s
build-windows (mnfst, mtl)	8m 19s
build-windows (-d, mnfst, lnl)	9m 34s
build-windows (mnfst, ptl)	9m 48s
build-linux (mnfst, mtl)	4m 23s
build-linux (mnfst, lnl)	4m 27s
build-linux (-d, mnfst, lnl)	4m 48s
build-linux (mnfst, wcl imx95)	7m 18s
build-linux (mnfst, imx8 imx8x)	4m 48s
build-linux (mnfst, imx8m imx8ulp)	4m 56s
build-linux (mnfst, tgl-h)	4m 21s
compare-linux-win	40s
	2h 15m 1s

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