tests(e2e): support new Azure image versioning scheme (#1039) #117

Job	Run time
Build matrix for supported ADSys and Ubuntu releases	1m 5s
Tests (focal)	12m 18s
Tests (jammy)	9m 55s
Tests (mantic)	10m 25s
Tests (noble)	11m 42s
Tests (oracular)	11m 12s
	56m 37s

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