Update dependency bootstrap to v5.2.1

Author: renovate[bot]

frontend/package-lock.json

@@ -15,7 +15,7 @@
   },
   "dependencies": {
     "axios": "0.21.4",
-    "bootstrap": "5.2.0",
+    "bootstrap": "5.2.1",
     "core-js": "3.25.0",
     "vue": "3.2.38",
     "vue-router": "4.1.5",