Fix Advoware API call to return None on JSON parse error instead of raising, for methods like DELETE that return 200 with no body.

bitbylaw/services/advoware.py

@@ -147,12 +147,8 @@ class AdvowareAPI:
                             return await response.json()
                         except Exception as e:
                             self._log(f"JSON parse error: {e}")
-                            try:
-                                text = await response.text()
-                                self._log(f"Response text: {text}")
-                            except Exception as text_e:
-                                self._log(f"Error getting response text: {text_e}")
-                            raise
+                            # For methods like DELETE that may return 200 with no body, return None
+                            return None
                     else:
                         return None
             except aiohttp.ClientError as e: