chore: bump 0.6.0-rc1 (#1538)

Signed-off-by: Moritz Johner <beller.moritz@googlemail.com>

Signed-off-by: Moritz Johner <beller.moritz@googlemail.com>

deploy/charts/external-secrets/Chart.yaml

@@ -2,8 +2,8 @@ apiVersion: v2
 name: external-secrets
 description: External secret management for Kubernetes
 type: application
-version: "0.5.9"
-appVersion: "v0.5.9"
+version: "0.6.0-rc1"
+appVersion: "v0.6.0-rc1"
 kubeVersion: ">= 1.19.0-0"
 keywords:
   - kubernetes-external-secrets