fix mail

releng.control/cc_config.xml

@@ -110,7 +110,6 @@
             <htmlemail
                 logdir="${env.LOG_DIR}/${project.name}">
                 <failure address="david_williams" reportWhenFixed="true" />
-                <failure address="hzhang" reportWhenFixed="true" />
                 <failure address="nitind" reportWhenFixed="true" />
                 <failure address="avera" reportWhenFixed="true" />
                 <failure address="nhauge" reportWhenFixed="true" />