No need to clear error dialog content on close, just makes UI flicker

dashboard/src/components/RequestErrorDialog.vue

@@ -34,18 +34,11 @@ async function onError(error) {
 if (!window.cloudron) window.cloudron = {};
 window.cloudron.onError = onError;
 
-function onClose() {
-  status.value = 0;
-  message.value = '';
-  stackTrace.value = '';
-}
-
 </script>
 
 <template>
   <Dialog ref="dialog" title="Unhandled error"
     :reject-label="$t('main.dialog.close')"
-    @close="onClose"
   >
     <div>
       <label v-if="status">Status:</label>