Merge pull request #2158 from searxng/dependabot/npm_and_yarn/searx/static/themes/simple/master/grunt-1.6.1

Bump grunt from 1.5.3 to 1.6.1 in /searx/static/themes/simple

searx/static/themes/simple/package.json

@@ -1,7 +1,7 @@
 {
   "devDependencies": {
     "eslint": "^8.18.0",
-    "grunt": "~1.5.3",
+    "grunt": "~1.6.1",
     "grunt-contrib-copy": "^1.0.0",
     "grunt-contrib-cssmin": "^4.0.0",
     "grunt-contrib-less": "~3.0.0",