fix: add explicit encoding to setup.py file for wheel build (#102)

Author: bd-g

setup.py

@@ -3,11 +3,11 @@
 
 # from official Python version-detection recommendations: https://packaging.python.org/guides/single-sourcing-package-version/
 
-with open(os.path.join(os.path.abspath(os.path.dirname(__file__)), 'deepgram', '_version.py')) as file:
+with open(os.path.join(os.path.abspath(os.path.dirname(__file__)), 'deepgram', '_version.py'), encoding="utf8") as file:
     exec(file.read())
 # imports as __version__
 
-with open(os.path.join(os.path.abspath(os.path.dirname(__file__)), 'README.md')) as file:
+with open(os.path.join(os.path.abspath(os.path.dirname(__file__)), 'README.md'), encoding="utf8") as file:
     long_description = file.read()
 
 setuptools.setup(