Helm chart repository link is wrong in GitHub page

### Current Behavior

Github page at https://adorsys.github.io/keycloak-config-cli/helm-chart/ has wrong link to the repository.

> 1. Add the Helm repository:
>
>` helm repo add keycloak-config-cli https://adorsys.github.io/keycloak-config-cli/charts`

### Expected Behavior

Correct URL is:
`https://adorsys.github.io/keycloak-config-cli/helm-charts`

### Steps To Reproduce

```markdown
1. Go to https://adorsys.github.io/keycloak-config-cli/helm-chart/
```

### Environment

- keycloak-config-cli Version: 6.4.0

### Anything else?

_No response_