fix syntax error

Author: dbccccccc

.gitignore

@@ -160,3 +160,4 @@ local_config.py
 VERSION_BUMP_GUIDE.md
 scripts/test_audio_generation.py
 /artifacts
+test.py

ttsfm/async_client.py

@@ -452,9 +452,9 @@ async def _make_request(self, request: TTSRequest) -> TTSResponse:
                                 # Try to parse error response
                                 try:
                                     error_data = await response.json()
-                            except (json.JSONDecodeError, ValueError):
-                                text = await response.text()
-                                error_data = {"error": {"message": text or "Unknown error"}}
+                                except (json.JSONDecodeError, ValueError):
+                                    text = await response.text()
+                                    error_data = {"error": {"message": text or "Unknown error"}}
 
                             # Create appropriate exception
                             exception = create_exception_from_response(