Tests

[DPE-2633] Update data platform libs to use juju secrets for charm external secrets #850

Job	Run time
Check libraries	25s
Unit tests	2m 35s
Lint	16s
Build charms / Get workflow version / Get workflow version	5s
Build charms / Collect charms	14s
Build charms / Build mongodb charm \| 22.04	2m 27s
Build charms / Build application charm \| 20.04	2m 1s
charm-integration	15m 22s
ha-integration	40m 52s
relation-integration	21m 16s
legacy-integration	4m 5s
tls-integration	24m 23s
backup-integration	40m 56s
metric-integration	18m 44s
	2h 53m 41s

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