Fix infinite loop in SecurityEventVisitor#handleSyslogAuditEvent

*** CID 1485949:  SpotBugs: Correctness  (FB.IL_INFINITE_RECURSIVE_LOOP)
/auth/server/base/src/main/java/org/wildfly/security/auth/server/event/SecurityEventVisitor.java:
129 in org.wildfly.security.auth.server.event.SecurityEventVisitor.handleSyslogAuditEvent(org.wildfly.security.auth.server.event.SyslogAuditEvent,
java.lang.Object)()
123          *
124          * @param event the security event
125          * @param param the visitor parameter
126          * @return the visitor return value
127          */
128         public R handleSyslogAuditEvent(final SyslogAuditEvent
event, final P param) {
>>>     CID 1485949:  SpotBugs: Correctness  (FB.IL_INFINITE_RECURSIVE_LOOP)
>>>     There is an apparent infinite recursive loop.
129             return handleSyslogAuditEvent(event, param);
130         }
131