Add: Unit test to validate core abilities schemas only include valid properties. #29335

Job	Run time
Determine Matrix	4s
Single Site Default / Test current	13m 20s
Multisite Memcached / Test before	12m 57s
Multisite Memcached / Test current	12m 47s
Multisite Default / Test current	13m 28s
Single Site Default / Test before	13m 13s
Single Site Memcached / Test before	13m 5s
Single Site Memcached / Test current	12m 43s
Multisite Default / Test before	12m 56s
Compare / Multisite Default	16s
Compare / Multisite Memcached	25s
Slack Notifications	0s
Compare / Single Site Default	16s
Compare / Single Site Memcached	15s
Failed workflow tasks	0s
	1h 45m 45s

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