Fixed UnicodeEncodeError: 'charmap' codec

[ak40u]

UnicodeEncodeError: 'charmap' codec can't encode character '\u2192' in position 118936: character maps to

[codecov-io]

Codecov Report

Merging #197 into master will not change coverage.
The diff coverage is 0%.

@@           Coverage Diff           @@
##           master     #197   +/-   ##
=======================================
  Coverage   53.51%   53.51%           
=======================================
  Files          35       35           
  Lines        1695     1695           
  Branches      106      106           
=======================================
  Hits          907      907           
  Misses        756      756           
  Partials       32       32

Impacted Files	Coverage Δ
selene/support/webdriver.py	33.33% <0%> (ø)	⬆️

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