Update google.py

Author: ArneZsng

pydantic_ai_slim/pydantic_ai/models/google.py

@@ -640,6 +640,8 @@ async def _get_event_iterator(self) -> AsyncIterator[ModelResponseStreamEvent]:
                 if candidate.finish_reason == 'STOP':  # pragma: no cover
                     # Normal completion - skip this chunk
                     continue
+                elif candidate.finish_reason == 'MALFORMED_FUNCTION_CALL':  # pragma: no cover
+                    continue
                 elif candidate.finish_reason == 'SAFETY':  # pragma: no cover
                     raise UnexpectedModelBehavior('Safety settings triggered', str(chunk))
                 else:  # pragma: no cover