fix(mongodb): preserve BSON dates in copied inserts

apps/desktop/src/components/grid/DataGrid.vue

@@ -6651,7 +6651,7 @@ const {
   database: computed(() => props.executionDatabase ?? props.database),
   context: computed(() => props.context),
   sourceColumns: visibleSourceColumns,
-  mongoDocuments: computed(() => props.result.mongo_documents),
+  mongoDocuments: computed(() => props.result.mongo_copy_documents ?? props.result.mongo_documents),
   columnTypes: visibleColumnTypes,
   whereInput: computed(() => currentWhereInput()),
   orderBy: computed(() => currentOrderBy()),