Bump prettier-plugin-solidity from 2.0.0-beta.2 to 2.0.0-beta.4

Bumps [prettier-plugin-solidity](https://github.com/prettier-solidity/prettier-plugin-solidity) from 2.0.0-beta.2 to 2.0.0-beta.4.
- [Release notes](https://github.com/prettier-solidity/prettier-plugin-solidity/releases)
- [Commits](https://github.com/prettier-solidity/prettier-plugin-solidity/commits)

---
updated-dependencies:
- dependency-name: prettier-plugin-solidity
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -26,7 +26,7 @@
     "hardhat": "^2.22.15",
     "hardhat-gas-reporter": "^2.2.1",
     "prettier": "^3.3.3",
-    "prettier-plugin-solidity": "^2.0.0-beta.2",
+    "prettier-plugin-solidity": "^2.0.0-beta.4",
     "solhint": "^5.0.3",
     "solidity-coverage": "^0.8.13",
     "ts-node": "^10.9.2",