deps: update dependency go to v1.24.6 (#992)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [go](https://go.dev/)
([source](https://redirect.github.com/golang/go)) | | patch | `1.24.5`
-> `1.24.6` |
| [go](https://go.dev/)
([source](https://redirect.github.com/golang/go)) | toolchain | patch |
`1.24.5` -> `1.24.6` |

---

### Release Notes

<details>
<summary>golang/go (go)</summary>

###
[`v1.24.6`](https://redirect.github.com/golang/go/compare/go1.24.5...go1.24.6)

</details>

---

### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR is behind base branch, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about these
updates again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR was generated by [Mend Renovate](https://mend.io/renovate/).
View the [repository job
log](https://developer.mend.io/github/hetznercloud/hcloud-cloud-controller-manager).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0MS41MS4xIiwidXBkYXRlZEluVmVyIjoiNDEuNTEuMSIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOltdfQ==-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.pre-commit-config.yaml

@@ -56,4 +56,4 @@ repos:
     hooks:
       - id: golangci-lint-full
         args: [--timeout=5m]
-        language_version: 1.24.5 # renovate: datasource=golang-version depName=go
+        language_version: 1.24.6 # renovate: datasource=golang-version depName=go

go.mod

@@ -2,7 +2,7 @@ module github.com/hetznercloud/hcloud-cloud-controller-manager
 
 go 1.24.0
 
-toolchain go1.24.5
+toolchain go1.24.6
 
 require (
 	github.com/hetznercloud/hcloud-go/v2 v2.22.0