chore: update helm chart version

Author: achoimet

charts/steadybit-extension-kafka/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 name: steadybit-extension-kafka
 description: Steadybit scaffold extension Helm chart for Kubernetes.
-version: 1.0.20
+version: 1.0.21
 appVersion: v1.1.1
 home: https://www.steadybit.com/
 icon: https://steadybit-website-assets.s3.amazonaws.com/logo-symbol-transparent.png