Bump kiwigrid/k8s-sidecar from 1.29.1 to 1.30.0 in /cost-analyzer

Bumps [kiwigrid/k8s-sidecar](https://github.com/kiwigrid/k8s-sidecar) from 1.29.1 to 1.30.0.
- [Release notes](https://github.com/kiwigrid/k8s-sidecar/releases)
- [Commits](kiwigrid/k8s-sidecar@1.29.1...1.30.0)

---
updated-dependencies:
- dependency-name: kiwigrid/k8s-sidecar
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

cost-analyzer/values.yaml

@@ -2117,7 +2117,7 @@ grafana:
   sidecar:
     image:
       repository: ghcr.io/kiwigrid/k8s-sidecar
-      tag: 1.29.1
+      tag: 1.30.0
       pullPolicy: IfNotPresent
     resources: {}
     dashboards: