removed fs because unused

app/package.json

@@ -6,7 +6,11 @@
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"
   },
-  "keywords": ["Wikipedia","Compare","API REST"],
+  "keywords": [
+    "Wikipedia",
+    "Compare",
+    "API REST"
+  ],
   "author": "Dario WEINBERGER & Raphael PAYET",
   "license": "ISC",
   "dependencies": {
@@ -15,7 +19,6 @@
     "cookie-parser": "^1.4.6",
     "express": "^4.18.2",
     "express-handlebars": "^7.1.2",
-    "fs": "0.0.1-security",
     "hbs": "^4.2.0",
     "morgan": "^1.10.0",
     "wikiapi": "^1.19.4",