Increase confirmation timeout to 90 seconds (#382) #812

Job	Run time
lint	58s
tests (tests/integration/test_async_http_client.py)	1m 32s
tests (tests/integration/test_async_token_client.py)	1m 28s
tests (tests/integration/test_http_client.py)	1m 38s
tests (tests/integration/test_token_client.py)	1m 34s
tests (tests/integration/test_websockets.py)	2m 46s
tests (tests/integration/test_recent_performance_samples.py)	2m 29s
tests (tests/integration/test_memo.py)	1m 34s
tests (tests/unit)	48s
tests (src)	1m 0s
coverage	28s
test	1s
	16m 16s

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