Fix double comma in i18n/en.i18n.json

i18n/en.i18n.json

@@ -472,7 +472,7 @@
     "assigned-by": "Assigned By",
     "requested-by": "Requested By",
     "board-delete-notice": "Deleting is permanent. You will lose all lists, cards and actions associated with this board.",
-    "board-delete-pop": "All lists, cards, labels, and activities will be removed and you won't be able to recover the board contents. There is no undo.",,
+    "board-delete-pop": "All lists, cards, labels, and activities will be removed and you won't be able to recover the board contents. There is no undo.",
     "boardDeletePopup-title": "Delete Board?",
     "delete-board": "Delete Board"
 }