Bump @nomicfoundation/hardhat-network-helpers in /smart_contracts

Bumps [@nomicfoundation/hardhat-network-helpers](https://github.com/nomicfoundation/hardhat) from 1.0.9 to 1.0.12.
- [Release notes](https://github.com/nomicfoundation/hardhat/releases)
- [Commits](https://github.com/nomicfoundation/hardhat/compare/@nomicfoundation/hardhat-network-helpers@1.0.9...@nomicfoundation/hardhat-network-helpers@1.0.12)

---
updated-dependencies:
- dependency-name: "@nomicfoundation/hardhat-network-helpers"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

smart_contracts/package.json

@@ -31,7 +31,7 @@
     "@ethereumjs/common": "^4.0.0",
     "@ethereumjs/tx": "^5.0.0",
     "@nomicfoundation/hardhat-ethers": "^3.0.0",
-    "@nomicfoundation/hardhat-network-helpers": "^1.0.0",
+    "@nomicfoundation/hardhat-network-helpers": "^1.0.12",
     "@nomicfoundation/hardhat-toolbox": "^3.0.0",
     "@nomicfoundation/hardhat-verify": "^1.0.0",
     "@openzeppelin/contracts": "^5.0.2",

smart_contracts/yarn.lock

@@ -762,10 +762,10 @@
     debug "^4.1.1"
     lodash.isequal "^4.5.0"
 
-"@nomicfoundation/hardhat-network-helpers@^1.0.0":
-  version "1.0.9"
-  resolved "https://registry.yarnpkg.com/@nomicfoundation/hardhat-network-helpers/-/hardhat-network-helpers-1.0.9.tgz#767449e8a2acda79306ac84626117583d95d25aa"
-  integrity sha512-OXWCv0cHpwLUO2u7bFxBna6dQtCC2Gg/aN/KtJLO7gmuuA28vgmVKYFRCDUqrbjujzgfwQ2aKyZ9Y3vSmDqS7Q==
+"@nomicfoundation/hardhat-network-helpers@^1.0.12":
+  version "1.0.12"
+  resolved "https://registry.yarnpkg.com/@nomicfoundation/hardhat-network-helpers/-/hardhat-network-helpers-1.0.12.tgz#2c0abec0c50b75f9d0d71776e49e3b5ef746d289"
+  integrity sha512-xTNQNI/9xkHvjmCJnJOTyqDSl8uq1rKb2WOVmixQxFtRd7Oa3ecO8zM0cyC2YmOK+jHB9WPZ+F/ijkHg1CoORA==
   dependencies:
     ethereumjs-util "^7.1.4"