text: Title: use_index arg
  Body: Originally asked at SO: https://stackoverflow.com/questions/64664210/dont-use-index-in-pandas-profiling/69519138#69519138
  
  I don't have any interest is summarizing the index.
  
  I know I can reset beforehand i.e. `df = df.reset_index(drop=True)` but would we nice to do `ProfileReport(df, use_index=False)`