chronos-umbrella: releasing 0.1.31 for chart fixes

Change-Id: I18c14af647a70e56e1c69eee07c4d858dde7a6cc
diff --git a/chronos-umbrella/Chart.yaml b/chronos-umbrella/Chart.yaml
index 1d697f6..8aae521 100644
--- a/chronos-umbrella/Chart.yaml
+++ b/chronos-umbrella/Chart.yaml
@@ -7,7 +7,7 @@
 description: Chronos Umbrella chart to deploy all Aether ROC

 kubeVersion: ">=1.18.0"

 type: application

-version: 0.1.30

+version: 0.1.31

 appVersion: v0.0.0

 keywords:

   - aether

@@ -48,6 +48,5 @@
     version: 1.16.0

   - name: mailhog

     condition: import.rasa.enabled

-    alias: chronos-umbrella-mailhog

-    version: 1.0.2

-    repository: https://sitepilot.github.io/helm-charts

+    version: 5.0.5

+    repository: https://codecentric.github.io/helm-charts