build(deps): bump terraform-do-modules/kubernetes/digitalocean (#18)

Bumps [terraform-do-modules/kubernetes/digitalocean](https://github.com/terraform-do-modules/terraform-digitalocean-kubernetes) from 1.0.0 to 1.1.0.
- [Release notes](https://github.com/terraform-do-modules/terraform-digitalocean-kubernetes/releases)
- [Changelog](https://github.com/terraform-do-modules/terraform-digitalocean-kubernetes/blob/master/CHANGELOG.md)
- [Commits](terraform-do-modules/terraform-digitalocean-kubernetes@1.0.0...1.1.0)

---
updated-dependencies:
- dependency-name: terraform-do-modules/kubernetes/digitalocean
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

terraform/_modules/kubernetes/main.tf

@@ -3,7 +3,7 @@
 ##------------------------------------------------
 module "kubernetes" {
   source             = "terraform-do-modules/kubernetes/digitalocean"
-  version            = "1.0.0"
+  version            = "1.1.0"
   name               = var.name
   environment        = var.environment
   region             = var.region