Bump bignumber.js from 9.2.0 to 9.2.1 in the blockchain group

Bumps the blockchain group with 1 update: [bignumber.js](https://github.com/MikeMcl/bignumber.js).


Updates `bignumber.js` from 9.2.0 to 9.2.1
- [Release notes](https://github.com/MikeMcl/bignumber.js/releases)
- [Changelog](https://github.com/MikeMcl/bignumber.js/blob/master/CHANGELOG.md)
- [Commits](MikeMcl/bignumber.js@v9.2.0...v9.2.1)

---
updated-dependencies:
- dependency-name: bignumber.js
  dependency-version: 9.2.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: blockchain
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -58,7 +58,7 @@
     "@nanostores/react": "^0.8.4",
     "@openzeppelin/contracts": "^4.9.6",
     "astro": "^5.6.1",
-    "bignumber.js": "^9.2.0",
+    "bignumber.js": "^9.2.1",
     "chainlink-algolia-search": "^0.8.7",
     "clipboard": "^2.0.11",
     "dotenv": "^16.4.7",