ssl-cert: use short label in perf data

check_ssl_certs

@@ -153,7 +153,7 @@ $( echo "$data" | grep -E "(DNS:|Issuer:|Not\ |Subject:)" | sed 's#^\ *##g')
 File: $mycert
 "
 
-            ph.perfadd "ssl-$mySubject"       "${iLeft}"       "" "" 0 ""
+            ph.perfadd "ssl-$mySubject2"       "${iLeft}"       "" "" 0 ""
         fi
 done