add empty message to lang

Author: Rizkhal Lamaau

resources/lang/en.json

@@ -21,5 +21,6 @@
     "results": "results",
     "rows": "rows",
     "rows, do you want to select all": "rows, do you want to select all",
+    "No items found. Try narrowing your search.": "No items found. Try narrowing your search.",
     "to": "to"
 }