Update dependency bitnami/postgresql-repmgr to v14.5.0

This MR contains the following updates:

Package	Type	Update	Change
bitnami/postgresql-repmgr	ironbank-docker	minor	14.4.0 -> 14.5.0
bitnami/postgresql-repmgr		minor	14.4.0 -> 14.5.0
bitnami/postgresql-repmgr	stage	minor	14.4.0 -> 14.5.0

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