fix authentication by hit in userdb (wrong parameter)

source/net/yacy/search/Switchboard.java

@@ -3542,8 +3542,8 @@ public final class Switchboard extends serverSwitch {
             return 3; // soft-authenticated for localhost
         }
 
-        // authorization by hit in userDB (realm username:encodedpassword - handed over by DefaultServlet)
-        if ( this.userDB.hasAdminRight(realmValue, requestHeader.getHeaderCookies()) ) {
+        // authorization by hit in userDB (authtype username:encodedpassword - handed over by DefaultServlet)
+        if ( this.userDB.hasAdminRight(realmProp, requestHeader.getHeaderCookies()) ) {
             adminAuthenticationLastAccess = System.currentTimeMillis();
             return 4; //return, because 4=max
         }