[Ameba] Fix pigweed build

[pankore]

• include pigweed backends to fix build

[github-actions]

PR #25979: Size comparison from 7c68de4 to 74934b3

Increases (1 build for nrfconnect)

platform	target	config	section	7c68de4	74934b3	change	% change
nrfconnect	all-clusters-app	nrf7002dk_nrf5340_cpuapp	text	775532	775536	4	0.0

Full report (5 builds for cc32xx, mbed, nrfconnect)

platform	target	config	section	7c68de4	74934b3	change	% change
cc32xx	lock	CC3235SF_LAUNCHXL		0	0	0	0.0
			(read only)	644409	644409	0	0.0
			(read/write)	203848	203848	0	0.0
			.ARM.attributes	44	44	0	0.0
			.ARM.exidx	8	8	0	0.0
			.bss	197248	197248	0	0.0
			.comment	194	194	0	0.0
			.data	1480	1480	0	0.0
			.debug_abbrev	933099	933099	0	0.0
			.debug_aranges	87608	87608	0	0.0
			.debug_frame	301328	301328	0	0.0
			.debug_info	20302988	20302988	0	0.0
			.debug_line	2679748	2679748	0	0.0
			.debug_loc	2824679	2824679	0	0.0
			.debug_ranges	286200	286200	0	0.0
			.debug_str	3039406	3039406	0	0.0
			.ramVecs	780	780	0	0.0
			.resetVecs	64	64	0	0.0
			.rodata	105953	105953	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	377422	377422	0	0.0
			.symtab	256768	256768	0	0.0
			.text	536336	536336	0	0.0
mbed	lock-app	CY8CPROTO_062_4343W+release	(read only)	6224	6224	0	0.0
			(read/write)	2466152	2466152	0	0.0
			.bss	215964	215964	0	0.0
			.data	5880	5880	0	0.0
			.text	1428796	1428796	0	0.0
nrfconnect	all-clusters-app	nrf52840dk_nrf52840	(read only)	4	4	0	0.0
			(read/write)	1173596	1173596	0	0.0
			bss	155557	155557	0	0.0
			rodata	132652	132652	0	0.0
			text	804616	804616	0	0.0
	all-clusters-minimal-app	nrf52840dk_nrf52840	(read only)	4	4	0	0.0
			(read/write)	1118828	1118828	0	0.0
			bss	154713	154713	0	0.0
			rodata	109468	109468	0	0.0
			text	774008	774008	0	0.0
	all-clusters-app	nrf7002dk_nrf5340_cpuapp	(read only)	4	4	0	0.0
			(read/write)	1433604	1433604	0	0.0
			bss	135297	135297	0	0.0
			rodata	228692	228692	0	0.0
			text	775532	775536	4	0.0