def destroy_connection(self, connection):
log.debug("<STR_LIT>".format(hex(id(connection))))<EOL>self._decontextualise_connection(connection)<EOL>connection.unbind()<EOL>
Destroys a connection. Removes the connection from the appcontext, and
unbinds it.

Args:
    connection (ldap3.Connection):  The connnection to destroy