text: Title: Converting notebook to HTML throws encoding error on windows
  Body: ```pytb
  ====================================================== DAG build failed ======================================================
  ----- NotebookRunner: fit -> MetaProduct({'model': File('products\\model.pickle'), 'nb': File('products\\report.html')}) -----
  ----------------------------------------- C:\Users\edubl\Desktop\proj\scripts\fit.py -----------------------------------------
  Traceback (most recent call last):
    File "c:\users\edubl\desktop\proj\venv-proj\lib\site-packages\ploomber\tasks\abc.py", line 562, in _build
      res = self._run()
    File "c:\users\edubl\desktop\proj\venv-proj\lib\site-packages\ploomber\tasks\abc.py", line 669, in _run
      self.run()
    File "c:\users\edubl\desktop\proj\venv-proj\lib\site-packages\ploomber\tasks\notebook.py", line 525, in run
      self._converter.convert()
    File "c:\users\edubl\desktop\proj\venv-proj\lib\site-packages\ploomber\tasks\notebook.py", line 94, in convert
      self._from_ipynb(self.path_to_output, self.exporter,
    File "c:\users\edubl\desktop\proj\venv-proj\lib\site-packages\ploomber\tasks\notebook.py", line 160, in _from_ipynb
      path.write_text(content)
    File "C:\Users\edubl\miniconda3\envs\scaffold\lib\pathlib.py", line 1256, in write_text
      return f.write(data)
    File "C:\Users\edubl\miniconda3\envs\scaffold\lib\encodings\cp1252.py", line 19, in encode
      return codecs.charmap_encode(input,self.errors,encoding_table)[0]
  UnicodeEncodeError: 'charmap' codec can't encode character '\ue6c6' in position 233857: character maps to <undefined>
  ```