Sync chart version with appVersion due to testings

Author: Amadeu Pereira

charts/locust-operator/Chart.yaml

@@ -3,5 +3,5 @@ name: locust-operator
 description: Locust Operator Helm Chart for managing distributed test runs in Kubernetes
 icon: https://avatars.githubusercontent.com/u/2641063?s=200&v=4
 type: application
-version: 0.1.9
+version: 0.1.5
 appVersion: "0.1.5"