Fixes for runpod test

sia/response_parser.py

@@ -62,8 +62,13 @@ class ResponseParser:
         entry_id = str(uuid.uuid4())
         timestamp = datetime.now()
         
+        parser = ET.XMLPullParser(events=("start", "end"))
+        parser.feed(xml)
+        root = None
         try:
-            root = ET.fromstring(xml.strip())
+            for event, root in parser.read_events():
+                if event == "start":
+                    break
         except ET.ParseError as e:
             return ParseErrorEntry(entry_id, timestamp, xml, f"Invalid XML: {str(e)}")