fix regression introduced in
https://github.com/aenix-io/cozystack/pull/558
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
- **Refactor**
- Updated label formatting in PostgreSQL operator default alerts
configuration
- Enhanced alert template generation to dynamically include multiple
alert configurations from separate files
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
Signed-off-by: Andrei Kvapil <kvapss@gmail.com>
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
- **New Features**
- Added comprehensive monitoring and alerting rules for PostgreSQL
instances.
- Introduced alerts for:
- Long-running transactions
- Backend waiting times
- Transaction ID age
- Replication lag
- Archiving failures
- Deadlock conflicts
- Replication status
- New resource: `PrometheusRule` named `cnpg-default-alerts`.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
