[Silabs] Fix init ordering for SiWx917

[mkardous-silabs]

Description

Set DeviceInfoProvider and CommissionableDataProvider implementations after initializing the matter stack

[github-actions]

PR #25192: Size comparison from 07b9bc7 to 67a49b1

Full report (1 build for cc32xx)

platform	target	config	section	07b9bc7	67a49b1	change	% change
cc32xx	lock	CC3235SF_LAUNCHXL		0	0	0	0.0
			(read only)	642529	642529	0	0.0
			(read/write)	203672	203672	0	0.0
			.ARM.attributes	44	44	0	0.0
			.ARM.exidx	8	8	0	0.0
			.bss	197072	197072	0	0.0
			.comment	194	194	0	0.0
			.data	1480	1480	0	0.0
			.debug_abbrev	930533	930533	0	0.0
			.debug_aranges	87392	87392	0	0.0
			.debug_frame	300100	300100	0	0.0
			.debug_info	20256440	20256440	0	0.0
			.debug_line	2656005	2656005	0	0.0
			.debug_loc	2796891	2796891	0	0.0
			.debug_ranges	281688	281688	0	0.0
			.debug_str	3018892	3018892	0	0.0
			.ramVecs	780	780	0	0.0
			.resetVecs	64	64	0	0.0
			.rodata	105817	105817	0	0.0
			.shstrtab	232	232	0	0.0
			.stab	204	204	0	0.0
			.stabstr	441	441	0	0.0
			.stack	2048	2048	0	0.0
			.strtab	377598	377598	0	0.0
			.symtab	256144	256144	0	0.0
			.text	534588	534588	0	0.0