Fix success handling in Retreival

[aarshkshah1992]

For #5895.

[dirkmc]

Suggested change

	afmt.Printf("saw final deal state %s instead of expected success state DealStatusCompleted", retrievalmarket.DealStatuses[evt.Status])
	afmt.Printf("saw final deal state %s instead of expected success state DealStatusCompleted\n", retrievalmarket.DealStatuses[evt.Status])

[aarshkshah1992]

done.

[magik6k]

TestCLIDealFlow fails

[aarshkshah1992]

@magik6k @dirkmc The failing test looks flaky as it works for me locally:

2021-04-02T16:45:59.432+0530	INFO	dt-impl	impl/impl.go:207	stop data-transfer module
2021-04-02T16:45:59.432+0530	WARN	events	events/events.go:111	not restarting listenHeadChanges: context error: context canceled
2021-04-02T16:45:59.433+0530	INFO	graphsync	impl/graphsync.go:309	Graphsync ReceiveError from 12D3KooWDsr3wjMb7DQwc31kyWPGba5RL9PkzTXsnj3PBNRMP4zs: stream reset
2021-04-02T16:45:59.435+0530	ERROR	miner	miner/miner.go:335	failed to submit newly mined block: handler: websocket connection closed
2021-04-02T16:45:59.435+0530	INFO	dt-impl	impl/impl.go:207	stop data-transfer module
2021-04-02T16:45:59.435+0530	ERROR	miner	miner/miner.go:226	failed to get best mining candidate: RPC client error: sendRequest failed: websocket routine exiting
2021-04-02T16:45:59.435+0530	WARN	events	events/events.go:106	listenHeadChanges quit
2021-04-02T16:45:59.435+0530	WARN	events	events/events.go:111	not restarting listenHeadChanges: context error: context canceled
2021-04-02T16:45:59.436+0530	WARN	events	events/events.go:106	listenHeadChanges quit
2021-04-02T16:45:59.436+0530	WARN	events	events/events.go:111	not restarting listenHeadChanges: context error: context canceled
--- PASS: TestCLIDealFlow (16.88s)
PASS

[magik6k]

(rebased on latest master)