chore(deps): update dependency ruamel.yaml to >=0.18.6,<0.20.0 (#1382)

This PR contains the following updates:

| Package | Change |
[Age](https://docs.renovatebot.com/merge-confidence/) |
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|---|---|---|---|
|
[ruamel.yaml](https://sourceforge.net/p/ruamel-yaml/code/ci/default/tree/)
| `>=0.18.6,<0.19.0` → `>=0.18.6,<0.20.0` |
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|
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|

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pdm.lock

@@ -13,7 +13,7 @@ dependencies = [
     "attrs>=22.2.0",
     "python-dateutil>=2.8.1,<3.0.0",
     "httpx>=0.23.0,<0.29.0",
-    "ruamel.yaml>=0.18.6,<0.19.0",
+    "ruamel.yaml>=0.18.6,<0.20.0",
     "ruff>=0.2",
 ]
 name = "openapi-python-client"