chore: regenerate Python SDK with updated OpenAPI spec

Updates include:
- Updated OpenAPI spec with new component schemas
- Restructured component documentation with nested parameter types
- Added new components for plugin and provider configurations
- Updated chat generation params and response request structures
- Version bump and dependency updates

docs/components/openresponsesrequestpluginunion.md

@@ -0,0 +1,29 @@
+# OpenResponsesRequestPluginUnion
+
+
+## Supported Types
+
+### `components.OpenResponsesRequestPluginModeration`
+
+```python
+value: components.OpenResponsesRequestPluginModeration = /* values here */
+```
+
+### `components.OpenResponsesRequestPluginWeb`
+
+```python
+value: components.OpenResponsesRequestPluginWeb = /* values here */
+```
+
+### `components.OpenResponsesRequestPluginFileParser`
+
+```python
+value: components.OpenResponsesRequestPluginFileParser = /* values here */
+```
+
+### `components.OpenResponsesRequestPluginResponseHealing`
+
+```python
+value: components.OpenResponsesRequestPluginResponseHealing = /* values here */
+```
+