text: Title: Broken file link in `run_corpora_and_vector_spaces` tutorial
  Body: #### Problem description
  
  The `run_corpora_and_vector_spaces.ipynb` tutorial depends on a file on the web, and that file is missing.
  
  #### Steps/code/corpus to reproduce
  
  See https://groups.google.com/g/gensim/c/nX4lc8j0ZO0
  
  #### Versions
  
  Please provide the output of:
  
  ```python
  import platform; print(platform.platform())
  import sys; print("Python", sys.version)
  import numpy; print("NumPy", numpy.__version__)
  import scipy; print("SciPy", scipy.__version__)
  import gensim; print("gensim", gensim.__version__)
  from gensim.models import word2vec;print("FAST_VERSION", word2vec.FAST_VERSION)
  ```
  
  Unknown (probably any).