fix(FilterAddressfield): always validate interface value if allow_interface_ip is enabled

Author: jaredhendrickson13

pfSense-pkg-RESTAPI/files/usr/local/pkg/RESTAPI/Fields/FilterAddressField.inc

@@ -251,7 +251,8 @@ class FilterAddressField extends InterfaceField {
         }
 
         # Allow this value if it is an existing interface and interface values are allowed
-        if ($this->allow_interface and in_array($value, array_keys($this->get_interface_choices()))) {
+        $if_choices = array_keys($this->get_interface_choices());
+        if (($this->allow_interface or $this->allow_interface_ip) and in_array($value, $if_choices)) {
             $this->labels[] = 'is_interface';
             return;
         }