Bump solhint from 6.0.2 to 6.0.3 in the blockchain group

Bumps the blockchain group with 1 update: [solhint](https://github.com/protofire/solhint).


Updates `solhint` from 6.0.2 to 6.0.3
- [Release notes](https://github.com/protofire/solhint/releases)
- [Changelog](https://github.com/protofire/solhint/blob/develop/CHANGELOG.md)
- [Commits](protofire/solhint@v6.0.2...v6.0.3)

---
updated-dependencies:
- dependency-name: solhint
  dependency-version: 6.0.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: blockchain
...

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

Author: dependabot[bot]

package-lock.json

@@ -148,7 +148,7 @@
     "remark-mdx": "^3.1.0",
     "remark-parse": "^11.0.0",
     "remark-stringify": "^11.0.0",
-    "solhint": "^6.0.2",
+    "solhint": "^6.0.3",
     "solhint-plugin-chainlink-solidity": "github:smartcontractkit/chainlink-solhint-rules#v1.3.0",
     "ts-jest": "^29.4.6",
     "tsconfig-paths": "^4.2.0",