backport: [o11y] Add base alert rules to all CKF charms with metrics

[NohaIhab]

Context

The work done in #1026 needs to be backport for all charms to the corresponding 1.9 branches

What needs to get done

1. Backport the following PRs to corresponding 1.9 branches:

   • https://github.com/canonical/argo-operators/pull/195
   • https://github.com/canonical/dex-auth-operator/pull/225
   • https://github.com/canonical/envoy-operator/pull/130
   • https://github.com/canonical/katib-operators/pull/231
   • https://github.com/canonical/kfp-operators/pull/560
   • https://github.com/canonical/knative-operators/pull/215
   • https://github.com/canonical/kserve-operators/pull/265
   • https://github.com/canonical/metacontroller-operator/pull/124
   • https://github.com/canonical/minio-operator/pull/184
   • https://github.com/canonical/mlflow-operator/pull/262
   • https://github.com/canonical/notebook-operators/pull/402
   • https://github.com/canonical/pvcviewer-operator/pull/55
   • https://github.com/canonical/training-operator/pull/191

2. Promote the charms above from <1.9_version>/edge to the <1.9_version>/stable channels

Definition of Done

the alert rules are backported to all charms listed above and promoted to stable

[syncronize-issues-to-jira[bot]]

Thank you for reporting us your feedback!

The internal ticket has been created: https://warthogs.atlassian.net/browse/KF-6402.

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