(captiveportal, new) small model fixes

src/opnsense/mvc/app/models/OPNsense/CaptivePortal/CaptivePortal.php

@@ -44,7 +44,7 @@ class CaptivePortal extends BaseModel
     public function getByZoneID($zoneid)
     {
         foreach ($this->zones->zone->__items as $zone) {
-            if ($zoneid == (string)$zone->zoneid) {
+            if ((string)$zoneid === (string)$zone->zoneid) {
                 return $zone;
             }
         }

src/opnsense/mvc/app/models/OPNsense/CaptivePortal/CaptivePortal.xml

@@ -26,7 +26,7 @@
                     </filters>
                 </interfaces>
                 <authservers type="AuthenticationServerField">
-                    <Required>Y</Required>
+                    <Required>N</Required>
                     <multiple>Y</multiple>
                     <default>Local Database</default>
                 </authservers>