Bump @openzeppelin/contracts from 3.4.2 to 4.9.3

Bumps [@openzeppelin/contracts](https://github.com/OpenZeppelin/openzeppelin-contracts) from 3.4.2 to 4.9.3.
- [Release notes](https://github.com/OpenZeppelin/openzeppelin-contracts/releases)
- [Changelog](https://github.com/OpenZeppelin/openzeppelin-contracts/blob/v4.9.3/CHANGELOG.md)
- [Commits](OpenZeppelin/openzeppelin-contracts@v3.4.2...v4.9.3)

---
updated-dependencies:
- dependency-name: "@openzeppelin/contracts"
  dependency-type: direct:development
...

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

package.json

@@ -50,7 +50,7 @@
     },
     "devDependencies": {
         "@nomicfoundation/hardhat-toolbox": "^3.0.0",
-        "@openzeppelin/contracts": "^3.4.0",
+        "@openzeppelin/contracts": "^4.9.3",
         "@safe-global/mock-contract": "^4.0.0",
         "@safe-global/safe-singleton-factory": "^1.0.15",
         "@types/chai": "^4.3.5",