Merge pull request #1880 from headlamp-k8s/update_chart_headlamp_v0.23.1

chart: Bump Headlamp version to v0.23.1

Author: joaquimrocha

charts/headlamp/Chart.yaml

@@ -20,8 +20,8 @@ sources:
 maintainers:
   - name: kinvolk
     url: https://kinvolk.io/
-version: 0.19.0
-appVersion: 0.23.0
+version: 0.20.0
+appVersion: 0.23.1
 annotations:
   artifacthub.io/category: monitoring-logging
   artifacthub.io/license: Apache-2.0