Drop shell subprocess execution

autoapi/mappers/dotnet.py

@@ -79,7 +79,6 @@ class DotNetSphinxMapper(SphinxMapperBase):
                     ' '.join(command),
                     stdout=subprocess.PIPE,
                     stderr=subprocess.PIPE,
-                    shell=True,
                     env=dict((key, os.environ[key])
                              for key in ['PATH', 'HOME']
                              if key in os.environ),