Merge pull request #216 from pillo79/pr-multi-package #640

Job	Run time
Build and package cores	8m 11s
Split off zephyr	14s
Split off zephyr_unoq	7s
Split off zephyr_main	9s
Split off zephyr_contrib	15s
Test zephyr_main:nano33ble	2m 48s
Test zephyr:unoq	2m 32s
Test zephyr_main:opta	2m 38s
Test zephyr_contrib:frdm_rw612	2m 40s
Test zephyr_contrib:ek_ra8d1	2m 35s
Test zephyr_main:giga	2m 51s
Test zephyr_main:niclasense	2m 36s
Test zephyr_main:portentac33	2m 44s
Test zephyr_main:portentah7	2m 44s
Test zephyr_contrib:frdm_mcxn947	2m 32s
Collect logs	7s
Publish core	12s
Publish jsons	14s
verify-core	0s
cleanup-artifacts	6s
	36m 15s

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