bump TLS version to keep compatibility with chrome

Chrome browser started to deprecate TLS1.0 in 2020. bupming the protocol to 1.2 keeps it alive for an other while.

Author: szabadkai

SimpleWebSocketServer/SimpleWebSocketServer.py

@@ -699,7 +699,7 @@ def serveforever(self):
 class SimpleSSLWebSocketServer(SimpleWebSocketServer):
 
    def __init__(self, host, port, websocketclass, certfile = None,
-                keyfile = None, version = ssl.PROTOCOL_TLSv1, selectInterval = 0.1, ssl_context = None):
+                keyfile = None, version = ssl.PROTOCOL_TLSv1_2, selectInterval = 0.1, ssl_context = None):
 
       SimpleWebSocketServer.__init__(self, host, port,
                                         websocketclass, selectInterval)