chore: Bump chart version

Author: AndreZiviani

production/helm/loki/Chart.yaml

@@ -3,7 +3,7 @@ name: loki
 description: Helm chart for Grafana Loki and Grafana Enterprise Logs supporting both simple, scalable and distributed modes.
 type: application
 appVersion: 3.1.1
-version: 6.13.0
+version: 6.13.1
 home: https://grafana.github.io/helm-charts
 sources:
   - https://github.com/grafana/loki

production/helm/loki/README.md

@@ -1,6 +1,6 @@
 # loki
 
-![Version: 6.13.0](https://img.shields.io/badge/Version-6.13.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 3.1.1](https://img.shields.io/badge/AppVersion-3.1.1-informational?style=flat-square)
+![Version: 6.13.1](https://img.shields.io/badge/Version-6.13.1-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 3.1.1](https://img.shields.io/badge/AppVersion-3.1.1-informational?style=flat-square)
 
 Helm chart for Grafana Loki and Grafana Enterprise Logs supporting both simple, scalable and distributed modes.