chore(deps): update ruamel-yaml requirement from >=0.17.32 to >=0.19.1

Updates the requirements on ruamel-yaml to permit the latest version.

---
updated-dependencies:
- dependency-name: ruamel-yaml
  dependency-version: 0.19.1
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

pyproject.toml

@@ -8,7 +8,7 @@ license = {text = "MIT"}
 requires-python = ">=3.12"
 dependencies = [
     "mitmproxy>=12.2.3",
-    "ruamel.yaml>=0.17.32",
+    "ruamel.yaml>=0.19.1",
     "json-stream>=2.3.2,<3",
     "msgpack>=1.0.7,<2",
 ]