add ValueError exception back

Author: shuoweil

bigframes/display/anywidget.py

@@ -167,9 +167,9 @@ def _get_next_batch(self) -> bool:
             batch = next(iterator)
             self._cached_batches.append(batch)
             return True
-        except StopIteration as e:
+        except (StopIteration, ValueError) as e:
             self._all_data_loaded = True
-            if not isinstance(e, StopIteration):
+            if isinstance(e, ValueError):
                 # If we fail to get a batch, assume no more data is available.
                 self.row_count = 0
             return False