fixup: lint

Author: mravi

sdks/python/apache_beam/runners/interactive/display/pcoll_visualization.py

@@ -424,7 +424,6 @@ def _display_dataframe(self, data, update=None):
       warnings.filterwarnings(
           "ignore", message=".*DataFrame.applymap has been deprecated.*")
       rows = data.applymap(lambda x: str(x)).to_dict('split')['data']
-    
     # Convert each row into dict where keys are column index in the datatable
     # to be rendered and values are data from the dataframe. Column index 0 is
     # left out to hold the int index (not part of the data) from dataframe.