Tests

[DPE-2636] Mongodb 6 with 6/edge and server built from source #771

Job	Run time
Check libraries	27s
Lint	17s
Unit tests	2m 36s
Build charms / Get workflow version / Get workflow version	5s
Build charms / Collect charms	13s
Build charms / Build mongodb charm \| 22.04	2m 30s
Build charms / Build application charm \| 20.04	2m 7s
charm-integration	12m 36s
ha-integration	51m 25s
relation-integration	21m 40s
legacy-integration	4m 10s
tls-integration	33m 4s
backup-integration	1h 14m 26s
metric-integration	20m 13s
	3h 45m 49s

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