chore(deps): bump eks::devops-stack-module-cluster-eks in /examples/eks

Bumps [eks::devops-stack-module-cluster-eks](https://github.com/camptocamp/devops-stack-module-cluster-eks) from 3.3.0 to 4.0.0.
- [Release notes](https://github.com/camptocamp/devops-stack-module-cluster-eks/releases)
- [Changelog](https://github.com/camptocamp/devops-stack-module-cluster-eks/blob/main/CHANGELOG.md)
- [Commits](camptocamp/devops-stack-module-cluster-eks@v3.3.0...v4.0.0)

---
updated-dependencies:
- dependency-name: eks::github::camptocamp/devops-stack-module-cluster-eks::v3.3.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

examples/eks/main.tf

@@ -24,7 +24,7 @@ module "vpc" {
 }
 
 module "eks" {
-  source = "git::https://github.com/camptocamp/devops-stack-module-cluster-eks.git?ref=v3.3.0"
+  source = "git::https://github.com/camptocamp/devops-stack-module-cluster-eks.git?ref=v4.0.0"
 
   cluster_name       = local.cluster_name
   kubernetes_version = local.kubernetes_version