Upated "last updated" in febiostudio user manual. #605

Job	Run time
call_workflow / Start self-hosted EC2 runner	2m 37s
call_workflow / Clone and build	5m 8s
call_workflow / Publish to S3	22s
call_workflow / Upload artifacts to repo	22s
call_workflow / Stop self-hosted EC2 runner	59s
call_workflow / Run test suite	0s
	9m 28s

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