Update line names when renumbering sequences

lib/www/client/source/src/views/Plan.vue

@@ -405,7 +405,7 @@ export default {
         const init = {
           method: "PATCH",
           headers: {"Content-Type": "application/json"},
-          body: {sequence}
+          body: {sequence, name: null} // Setting name to null causes it to be regenerated
         }
         await this.api([url, init]);
       }