Update dependency bootstrap to v5.3.7

Author: renovate[bot]

package-lock.json

@@ -6,7 +6,7 @@
     "@testing-library/jest-dom": "5.16.2",
     "@testing-library/react": "12.1.2",
     "@testing-library/user-event": "13.5.0",
-    "bootstrap": "5.1.3",
+    "bootstrap": "5.3.7",
     "gh-pages": "3.2.3",
     "react": "17.0.2",
     "react-bootstrap": "2.1.2",