Typofix in exception message loggging → logging

Author: Zebradil

pymysqlreplication/exceptions.py

@@ -5,4 +5,4 @@ def __init__(self, table):
 
 class BinLogNotEnabled(Exception):
     def __init__(self):
-        Exception.__init__(self, "MySQL binary loggging is not enabled.")
+        Exception.__init__(self, "MySQL binary logging is not enabled.")