fix: unable to create a new directory while uploading resources

src/components/tree/DirectoryTree/index.vue

@@ -69,6 +69,7 @@
     <confirm-dialog
       ref="nodeDialog"
       :title="dialogTitle"
+      append-to-body
       @confirm="onSubmitNode"
     >
       <div class="c-grid-form u-align-self--center">