Merge pull request doccano#161 from chakki-works/fix-vulnerability

Fix security vulnerability for marked

Author: Hironsan

app/server/package-lock.json

@@ -13,7 +13,7 @@
   "dependencies": {
     "axios": "^0.18.0",
     "chart.js": "^2.7.2",
-    "marked": "^0.3.6",
+    "marked": "^0.3.19",
     "vue": "^2.5.16",
     "vue-chartjs": "^3.4.0",
     "vue-debounce": "^1.1.0",