remove usage of SYS_INIT in the kernel #122451

Job	Run time
twister-build-prep	3m 23s
twister-build (1)	38m 38s
twister-build (2)	31m 20s
twister-build (3)	33m 48s
twister-build (4)	26m 26s
twister-build (5)	37m 7s
twister-build (6)	43m 35s
twister-build (7)	26m 3s
twister-build (8)	22m 33s
twister-build (9)	34m 19s
twister-build (10)	28m 34s
twister-build (11)	33m 28s
twister-build (12)	33m 58s
Publish Unit Tests Results	16s
Check Twister Status / all jobs passed	1s
	6h 33m 29s

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