Bump hardhat from 2.14.1 to 2.15.0

Bumps [hardhat](https://github.com/nomiclabs/hardhat) from 2.14.1 to 2.15.0.
- [Release notes](https://github.com/nomiclabs/hardhat/releases)
- [Commits](https://github.com/nomiclabs/hardhat/compare/hardhat@2.14.1...hardhat@2.15.0)

---
updated-dependencies:
- dependency-name: hardhat
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -88,7 +88,7 @@
     "eslint-plugin-no-only-tests": "^3.1.0",
     "ethereum-input-data-decoder": "^0.4.2",
     "glob": "^10.2.7",
-    "hardhat": "^2.14.1",
+    "hardhat": "^2.15.0",
     "hardhat-contract-sizer": "^2.7.0",
     "hardhat-preprocessor": "^0.1.5",
     "husky": "^8.0.3",