Update ssl_context to CLIENT_AUTH.

Author: jakeichikawasalesforce

tabpy/tabpy_server/app/app.py

@@ -85,7 +85,7 @@ def __init__(self, config_file, disable_auth_warning=True):
         self._parse_config(config_file)
 
     def _initialize_ssl_context(self):
-        ssl_context = ssl.create_default_context(ssl.Purpose.SERVER_AUTH)
+        ssl_context = ssl.create_default_context(ssl.Purpose.CLIENT_AUTH)
 
         ssl_context.load_cert_chain(
             certfile=self.settings[SettingsParameters.CertificateFile],