feat(operators): add Grafana operator

apps/grafana/base/kustomization.yaml

@@ -0,0 +1,12 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - https://github.com/grafana/grafana-operator/releases/download/v5.12.0/kustomize-cluster_scoped.yaml
+patches:
+  - patch: |-
+      apiVersion: apiextensions.k8s.io/v1
+      kind: CustomResourceDefinition
+      metadata:
+        annotations:
+          argocd.argoproj.io/sync-options: Replace=true
+        name: grafanas.grafana.integreatly.org