tests

Add tests for needOplogUpdate #4192

Job	Run time
unit-tests	3m 27s
build	6m 28s
lint	2m 56s
mongo-v0-ft-tests	10m 54s
multiple-backend	2m 56s
mongo-v1-ft-tests	12m 10s
file-ft-tests	11m 38s
utapi-v2-tests	3m 18s
ceph-backend-test	13m 11s
kmip-ft-tests	1m 19s
quota-tests (With Inflights, true)	1m 33s
quota-tests (Without Inflights, false)	1m 16s
	1h 11m 6s

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