Add missing return to _proxy on SSLSocket

Author: benlast

hyper/ssl_compat.py

@@ -45,7 +45,7 @@
 
 def _proxy(method):
     def inner(self, *args, **kwargs):
-        getattr(self._conn, method)(*args, **kwargs)
+        return getattr(self._conn, method)(*args, **kwargs)
     return inner