Bump @openzeppelin/contracts from 4.8.3 to 4.9.3 in /assets/eip-7007

Bumps [@openzeppelin/contracts](https://github.com/OpenZeppelin/openzeppelin-contracts) from 4.8.3 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@v4.8.3...v4.9.3)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

assets/eip-7007/package-lock.json

@@ -11,7 +11,7 @@
   "license": "ISC",
   "devDependencies": {
     "@nomicfoundation/hardhat-toolbox": "^2.0.2",
-    "@openzeppelin/contracts": "^4.8.3",
+    "@openzeppelin/contracts": "^4.9.3",
     "hardhat": "^2.14.0"
   }
 }