board: add support for the Arduino Nano Matter #761

Job	Run time
Build and package cores	10m 2s
Split off zephyr_unoq	7s
Split off zephyr_main	10s
Split off zephyr_contrib	8s
Split off zephyr	10s
Test zephyr_main:nano33ble	2m 28s
Test zephyr_contrib:nano_matter	2m 20s
Test zephyr_main:opta	2m 27s
Test zephyr_main:giga	1m 57s
Test zephyr_main:niclasense	2m 30s
Test zephyr_main:portentac33	2m 28s
Test zephyr:unoq	2m 28s
Test zephyr_contrib:frdm_mcxn947	2m 25s
Test zephyr_main:portentah7	1m 54s
Test zephyr_contrib:ek_ra8d1	2m 28s
Test zephyr_contrib:frdm_rw612	1m 44s
Collect logs	10s
Publish jsons	13s
verify-core	0s
Publish core	0s
cleanup-artifacts	6s
	36m 15s

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