chore(deps): bump cert-manager::devops-stack-module-cert-manager (#1094)

Bumps [cert-manager::devops-stack-module-cert-manager](https://github.com/camptocamp/devops-stack-module-cert-manager) from 5.2.0 to 5.2.1.
- [Release notes](https://github.com/camptocamp/devops-stack-module-cert-manager/releases)
- [Changelog](https://github.com/camptocamp/devops-stack-module-cert-manager/blob/main/CHANGELOG.md)
- [Commits](camptocamp/devops-stack-module-cert-manager@v5.2.0...v5.2.1)

---
updated-dependencies:
- dependency-name: cert-manager::github::camptocamp/devops-stack-module-cert-manager::v5.2.0
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

examples/kind/main.tf

@@ -37,7 +37,7 @@ module "traefik" {
 }
 
 module "cert-manager" {
-  source = "git::https://github.com/camptocamp/devops-stack-module-cert-manager.git//self-signed?ref=v5.2.0"
+  source = "git::https://github.com/camptocamp/devops-stack-module-cert-manager.git//self-signed?ref=v5.2.1"
 
   argocd_namespace = module.argocd_bootstrap.argocd_namespace