fix: add presence check for childResourceType #6

Author: Akryum

packages/app/components/resource/ResourceInstanceValueFormInput.vue

@@ -328,7 +328,7 @@ function setAllTo(value: any) {
         </template>
 
         <ResourceInstanceValueNestedForm
-          v-else
+          v-else-if="childResourceType"
           :model-value="modelValue"
           :field="field"
           :resource-type="resourceType"