chore(deps): update dependency toolchains_musl to v0.1.19 (#498)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| toolchains_musl | bazel_dep | patch | `0.1.16` -> `0.1.19` |

---

> [!WARNING]
> Some dependencies could not be looked up. Check the Dependency
Dashboard for more information.

---

### Configuration

📅 **Schedule**: Branch creation - "before 4am on Monday" (UTC),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you
are satisfied.

♻ **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 this update
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/bazelbuild/examples).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOC41OS4yIiwidXBkYXRlZEluVmVyIjoiMzguNTkuMiIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOlsiZGVwZW5kZW5jaWVzIl19-->

rust-examples/02-hello-cross/MODULE.bazel

@@ -7,7 +7,7 @@ module(
 bazel_dep(name = "rules_rust", version = "0.47.1")
 
 # Rules for cross compilation
-bazel_dep(name = "toolchains_musl", version = "0.1.16", dev_dependency = True)
+bazel_dep(name = "toolchains_musl", version = "0.1.19", dev_dependency = True)
 
 # https://github.com/bazelbuild/platforms/releases
 bazel_dep(name = "platforms", version = "0.0.10")