fix(helm): Set correct icon link (#13195)

Author: kiblik

helm/defectdojo/Chart.yaml

@@ -3,7 +3,7 @@ appVersion: "2.51.0-dev"
 description: A Helm chart for Kubernetes to install DefectDojo
 name: defectdojo
 version: 1.7.0-dev
-icon: https://www.defectdojo.org/img/favicon.ico
+icon: https://defectdojo.com/hubfs/DefectDojo_favicon.png
 maintainers:
   - name: madchap
     email: defectdojo-project@owasp.org