Tests

Update dependency Juju 2 to v2.9.45 #1412

Job	Run time
Lint	27s
Unit tests	39s
Check libraries	35s
Build charms / Get workflow version / Get workflow version	4s
Build charms / Collect charms	13s
Build charms / Build postgresql charm \| 22.04	3m 18s
backup-integration \| 2.9.45	25m 0s
backup-integration \| 3.1.5	3m 41s
charm-integration \| 2.9.45	53m 13s
charm-integration \| 3.1.5	54m 54s
db-relation-integration \| 2.9.45	47m 8s
db-relation-integration \| 3.1.5	1h 38m 57s
ha-replication-integration \| 2.9.45	27m 45s
ha-replication-integration \| 3.1.5	3m 24s
ha-self-healing-integration \| 2.9.45	42m 57s
ha-self-healing-integration \| 3.1.5	3m 37s
ha-restore-cluster-integration \| 2.9.45	34m 35s
ha-restore-cluster-integration \| 3.1.5	32m 23s
password-rotation-integration \| 2.9.45	11m 8s
password-rotation-integration \| 3.1.5	12m 23s
plugins-integration \| 2.9.45	9m 43s
plugins-integration \| 3.1.5	4m 51s
tls-integration \| 2.9.45	14m 24s
tls-integration \| 3.1.5	20m 32s
database-relation-integration \| 2.9.45	5m 3s
database-relation-integration \| 3.1.5	53m 54s
db-admin-relation-integration \| 2.9.45	35m 40s
	10h 0m 28s

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