[docs] Correct workflow status badge (#5210)

* [docs] Correct workflow status badge

Signed-off-by: zeritti <[email protected]>

* Correct a typing mistake

Signed-off-by: zeritti <[email protected]>

---------

Signed-off-by: zeritti <[email protected]>

Author: zeritti

Diff for: README.md

@@ -1,6 +1,6 @@
 # Prometheus Community Kubernetes Helm Charts
 
-[![Artifact Hub](https://img.shields.io/endpoint?url=https://artifacthub.io/badge/repository/prometheus-community)](https://artifacthub.io/packages/search?org=prometheus&cncf=true) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0) ![Release Charts](https://github.com/prometheus-community/helm-charts/workflows/Release%20Charts/badge.svg?branch=main) [![Releases downloads](https://img.shields.io/github/downloads/prometheus-community/helm-charts/total.svg)](https://github.com/prometheus-community/helm-charts/releases)
+[![Artifact Hub](https://img.shields.io/endpoint?url=https://artifacthub.io/badge/repository/prometheus-community)](https://artifacthub.io/packages/search?org=prometheus&cncf=true) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0) ![Release Charts](https://github.com/prometheus-community/helm-charts/actions/workflows/release.yaml/badge.svg?branch=main) [![Releases downloads](https://img.shields.io/github/downloads/prometheus-community/helm-charts/total.svg)](https://github.com/prometheus-community/helm-charts/releases)
 
 This functionality is in beta and is subject to change. The code is provided as-is with no warranties. Beta features are not subject to the support SLA of official GA features.
 
@@ -19,7 +19,7 @@ You can then run `helm search repo prometheus-community` to see the charts.
 
 ## Contributing
 
-The source code of all [Prometheus](https://prometheus.io) community [Helm](https://helm.sh) charts can be found on Github: <https://github.com/prometheus-community/helm-charts/>
+The source code of all [Prometheus](https://prometheus.io) community [Helm](https://helm.sh) charts can be found on GitHub: <https://github.com/prometheus-community/helm-charts/>
 
 <!-- Keep full URL links to repo files because this README syncs from main to gh-pages.  -->
 We'd love to have you contribute! Please refer to our [contribution guidelines](https://github.com/prometheus-community/helm-charts/blob/main/CONTRIBUTING.md) for details.
@@ -31,4 +31,4 @@ We'd love to have you contribute! Please refer to our [contribution guidelines](
 
 ## Helm charts build status
 
-![Release Charts](https://github.com/prometheus-community/helm-charts/workflows/Release%20Charts/badge.svg?branch=main)
+![Release Charts](https://github.com/prometheus-community/helm-charts/actions/workflows/release.yaml/badge.svg?branch=main)