fix(SFT-1418): multiple instanced fields on events not saving values in Craft 5

packages/plugin/src/Elements/Event.php

@@ -1534,11 +1534,11 @@ public function setFieldValuesFromRequest(string $paramNamespace = ''): void
             $processedAnyFields = false;
             foreach ($this->fieldLayoutFields(true) as $field) {
                 // Have we already processed this field?
-                if (isset($processedFields[$field->id])) {
+                if (isset($processedFields[$field->handle])) {
                     continue;
                 }
 
-                $processedFields[$field->id] = true;
+                $processedFields[$field->handle] = true;
                 $processedAnyFields = true;
 
                 // Do we have any post data for this field?

packages/plugin/src/Models/CalendarModel.php

@@ -146,7 +146,7 @@ public function getIcsTimezone(): string
 
     public function getDescriptionFieldHandles(): array
     {
-        $fieldList = [Calendar::t('None')];
+        $fieldList = [];
         if ($this->getFieldLayout()) {
             foreach ($this->getFieldLayout()->getCustomFields() as $field) {
                 $fieldList[$field->handle] = $field->name;