deps: update terraform github.com/hetznercloud/terraform-k8s-dev to v…

…0.3.0 (#652)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[github.com/hetznercloud/terraform-k8s-dev](https://togithub.com/hetznercloud/terraform-k8s-dev)
| module | minor | `v0.2.0` -> `v0.3.0` |

---

### Release Notes

<details>
<summary>hetznercloud/terraform-k8s-dev
(github.com/hetznercloud/terraform-k8s-dev)</summary>

###
[`v0.3.0`](https://togithub.com/hetznercloud/kubernetes-dev-env/releases/tag/v0.3.0)

[Compare
Source](https://togithub.com/hetznercloud/terraform-k8s-dev/compare/v0.2.0...v0.3.0)

##### Features

- change workers_count default to 1
([#&#8203;16](https://togithub.com/hetznercloud/kubernetes-dev-env/issues/16))
([df359ff](https://togithub.com/hetznercloud/kubernetes-dev-env/commit/df359ff7ba3a0190e5e7507eae0ccf10efab3122))
- necessary features for hcloud-cloud-controller-manager
([#&#8203;14](https://togithub.com/hetznercloud/kubernetes-dev-env/issues/14))
([d51ba12](https://togithub.com/hetznercloud/kubernetes-dev-env/commit/d51ba126d917bb752d6e446ee8039f6404a8f3a7))
- write public key to local file
([#&#8203;17](https://togithub.com/hetznercloud/kubernetes-dev-env/issues/17))
([88395fd](https://togithub.com/hetznercloud/kubernetes-dev-env/commit/88395fdd559bc7185a8594fb3c8fbce265472c6c))

</details>

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dev/main.tf

@@ -1,8 +1,9 @@
 module "dev" {
-  source = "github.com/hetznercloud/terraform-k8s-dev?ref=v0.2.0"
+  source = "github.com/hetznercloud/kubernetes-dev-env?ref=v0.3.0"
 
   name         = "csi-driver-${replace(var.name, "/[^a-zA-Z0-9-_]/", "-")}"
   hcloud_token = var.hcloud_token
+  worker_count = 3
 
   k3s_channel = var.k3s_channel
 }