Tests

[DPE-3083] Make integration tests work with existing cluster #1148

Job	Run time
Lint	12s
Check libraries	29s
Unit tests	2m 25s
Build charms / Get workflow version / Get workflow version	5s
Build charms / Collect charms	10s
Build charms / Build mongodb charm \| base #0	1m 35s
Build charms / Build legacy-application charm \| base #0	1m 17s
Build charms / Build application charm \| base #0	1m 23s
charm-integration	10m 55s
ha-integration	51m 51s
relation-integration	18m 2s
legacy-integration	3m 11s
tls-integration	31m 51s
backup-integration	1h 2m 59s
metric-integration	18m 33s
sharding-integration	21m 31s
sharding-relation-integration	12m 59s
	3h 59m 28s

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