Set Trailing Cmma to (#525)

src/actions/actionSelectAll.ts

@@ -5,9 +5,9 @@ export const actionSelectAll: Action = {
   name: "selectAll",
   perform: elements => {
     return {
-      elements: elements.map(elem => ({ ...elem, isSelected: true }))
+      elements: elements.map(elem => ({ ...elem, isSelected: true })),
     };
   },
   contextItemLabel: "labels.selectAll",
-  keyTest: event => event[KEYS.META] && event.code === "KeyA"
+  keyTest: event => event[KEYS.META] && event.code === "KeyA",
 };