deps/terraform: bump hashicorp/kubernetes in /tests/terraform

Bumps [hashicorp/kubernetes](https://github.com/hashicorp/terraform-provider-kubernetes) from 2.36.0 to 2.38.0.
- [Release notes](https://github.com/hashicorp/terraform-provider-kubernetes/releases)
- [Changelog](https://github.com/hashicorp/terraform-provider-kubernetes/blob/main/CHANGELOG.md)
- [Commits](hashicorp/terraform-provider-kubernetes@v2.36.0...v2.38.0)

---
updated-dependencies:
- dependency-name: hashicorp/kubernetes
  dependency-version: 2.38.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

tests/terraform/providers.tf

@@ -10,7 +10,7 @@ terraform {
     }
     kubernetes = {
       source = "hashicorp/kubernetes"
-      version = "2.36.0"
+      version = "2.38.0"
     }
   }
 }