chore(deps): update dependency victoriametrics/operator to v0.56.0

Author: renovate[bot]

apps/infra/victoriametrics/base/kustomization.yaml

@@ -2,7 +2,7 @@ apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 namespace: victoriametrics
 resources:
-  - github.com/VictoriaMetrics/operator/config/base?ref=v0.55.0
+  - github.com/VictoriaMetrics/operator/config/base?ref=v0.56.0
   - agent_scrape_pod.yaml
   - agent_scrape_service.yaml
   - agent_scrape_state_metrics.yaml