tests

Add tests for needOplogUpdate #4231

Job	Run time
lint	3m 8s
build	6m 58s
unit-tests	3m 28s
mongo-v1-ft-tests	10m 50s
mongo-v0-ft-tests	10m 29s
multiple-backend	1m 57s
file-ft-tests	11m 19s
utapi-v2-tests	3m 17s
ceph-backend-test	12m 47s
kmip-ft-tests	1m 16s
quota-tests (With Inflights, true)	1m 54s
quota-tests (Without Inflights, false)	1m 11s
	1h 8m 34s

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