Tests

Tests #1060

Job	Run time
Check libraries	29s
Lint	15s
Unit tests	2m 23s
Build charms / Get workflow version / Get workflow version	6s
Build charms / Collect charms	11s
Build charms / Build mongodb charm \| base #0	4m 44s
Build charms / Build legacy-application charm \| base #0	4m 28s
Build charms / Build application charm \| base #0	3m 40s
charm-integration	10m 59s
ha-integration	8m 2s
relation-integration	19m 20s
legacy-integration	7m 0s
tls-integration	27m 11s
backup-integration	53m 48s
metric-integration	18m 57s
sharding-integration	1h 20m 43s
sharding-relation-integration	14m 13s
	4h 16m 29s

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