camera: try to defer init of video objects #701

Job	Run time
Build and package cores	9m 1s
Split off zephyr_unoq	14s
Split off zephyr	10s
Split off zephyr_main	8s
Split off zephyr_contrib	9s
Test zephyr_main:giga	2m 41s
Test zephyr_main:portentac33	2m 38s
Test zephyr_contrib:frdm_rw612	2m 22s
Test zephyr_contrib:ek_ra8d1	2m 26s
Test zephyr:unoq	2m 16s
Test zephyr_contrib:frdm_mcxn947	2m 23s
Test zephyr_main:niclasense	1m 54s
Test zephyr_main:opta	2m 36s
Test zephyr_main:nano33ble	1m 56s
Test zephyr_main:portentah7	2m 34s
Collect logs	6s
Publish jsons	15s
verify-core	0s
Publish core	0s
cleanup-artifacts	3s
	33m 52s

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