Fix configmap checksum in read sts (#9642)

**What this PR does / why we need it**:

@NilsGriebner : complement to #9579

**Which issue(s) this PR fixes**:
Fixes #<issue number>

**Special notes for your reviewer**:

**Checklist**
- [x] Reviewed the
[`CONTRIBUTING.md`](https://github.com/grafana/loki/blob/main/CONTRIBUTING.md)
guide (**required**)
- [ ] Documentation added
- [ ] Tests updated
- [ ] `CHANGELOG.md` updated
- [ ] Changes that require user attention or interaction to upgrade are
documented in `docs/sources/upgrading/_index.md`
- [x] For Helm chart changes bump the Helm chart version in
`production/helm/loki/Chart.yaml` and update
`production/helm/loki/CHANGELOG.md` and
`production/helm/loki/README.md`. [Example
PR](d10549e3ec)

---------

Co-authored-by: Michel Hollands <42814411+MichelHollands@users.noreply.github.com>

production/helm/loki/CHANGELOG.md

@@ -13,6 +13,10 @@ Entries should include a reference to the pull request that introduced the chang
 
 [//]: # (<AUTOMATED_UPDATES_LOCATOR> : do not remove this line. This locator is used by the CI pipeline to automatically create a changelog entry for each new Loki release. Add other chart versions and respective changelog entries bellow this line.)
 
+## 5.6.3
+
+- [BUGFIX] Fix configmap checksum in read statefulset template
+
 ## 5.6.2
 
 - [BUGFIX] Fix configmap checksum in table manager deployment template

production/helm/loki/Chart.yaml

@@ -3,7 +3,7 @@ name: loki
 description: Helm chart for Grafana Loki in simple, scalable mode
 type: application
 appVersion: 2.8.2
-version: 5.6.2
+version: 5.6.3
 home: https://grafana.github.io/helm-charts
 sources:
   - https://github.com/grafana/loki

production/helm/loki/README.md

@@ -1,6 +1,6 @@
 # loki
 
-![Version: 5.6.2](https://img.shields.io/badge/Version-5.6.2-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 2.8.2](https://img.shields.io/badge/AppVersion-2.8.2-informational?style=flat-square)
+![Version: 5.6.3](https://img.shields.io/badge/Version-5.6.3-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 2.8.2](https://img.shields.io/badge/AppVersion-2.8.2-informational?style=flat-square)
 
 Helm chart for Grafana Loki in simple, scalable mode
 

production/helm/loki/templates/read/statefulset-read.yaml

@@ -34,7 +34,7 @@ spec:
   template:
     metadata:
       annotations:
-        checksum/config: {{ include (print .Template.BasePath "/configmap.yaml") . | sha256sum }}
+        checksum/config: {{ include (print .Template.BasePath "/config.yaml") . | sha256sum }}
         {{- with .Values.loki.podAnnotations }}
         {{- toYaml . | nindent 8 }}
         {{- end }}