chore(chart): remove change log

Chart.yaml

@@ -4,21 +4,6 @@ annotations:
       url: https://git.cryptic.systems/volker.raschek/prometheus-fail2ban-exporter
     - name: support
       url: https://git.cryptic.systems/volker.raschek/prometheus-fail2ban-exporter-charts/issues
-  artifacthub.io/changes: |
-    - kind: changed
-      description: use short flags of cut
-    - kind: added
-      description: support Artifacthub annotations
-    - kind: changed
-      description: update volkerraschek/helm docker tag to v3.18.2
-    - kind: changed
-      description: update docker.io/volkerraschek/helm docker tag to v3.18.2
-    - kind: changed
-      description: update dependency volker.raschek/prometheus-fail2ban-exporter-charts to v0.4.0
-    - kind: changed
-      description: update volkerraschek/helm docker tag to v3.18.1
-    - kind: changed
-      description: update docker.io/volkerraschek/helm docker tag to v3.18.1
 apiVersion: v2
 appVersion: "0.1.1"
 description: Prometheus metric exporter for Fail2Ban