chore(package): update @babel/plugin-proposal-class-properties to version 7.7.4

greenkeeper[bot] · web-flow · commit c9864db3d8fd · 2019-11-23T01:31:10.000Z
diff --git a/package.json b/package.json
@@ -42,7 +42,7 @@
   },
   "devDependencies": {
     "@babel/core": "^7.7.4",
-    "@babel/plugin-proposal-class-properties": "7.7.0",
+    "@babel/plugin-proposal-class-properties": "7.7.4",
     "@babel/preset-env": "^7.7.1",
     "@babel/preset-react": "7.7.0",
     "@storybook/addon-actions": "^5.1.9",
