Add tests for SSNv2 #2119

Job	Run time
Waiting for build / Waiting For Build	8m 41s
Basic EST	4m 18s
EST with ds realm / Test	4m 0s
EST with ds realm on a separate instance / Test	4m 23s
EST with postgresql realm / Test	4m 23s
EST on separate instance with provided certificates / Test	4m 12s
	29m 57s

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