Bump web3 from 5.23.0 to 5.23.1 (#559)

Bumps [web3](https://github.com/ethereum/web3.py) from 5.23.0 to 5.23.1.
- [Release notes](https://github.com/ethereum/web3.py/releases)
- [Changelog](https://github.com/ethereum/web3.py/blob/master/docs/releases.rst)
- [Commits](ethereum/web3.py@v5.23.0...v5.23.1)

---
updated-dependencies:
- dependency-name: web3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

setup.py

@@ -31,7 +31,7 @@
     "PyYAML==5.4.1",
     "pytz==2021.1",
     "ocean-contracts==0.6.5",
-    "web3==5.23.0",
+    "web3==5.23.1",
     "jsonschema==3.2.0",
     "eciespy",
     "gevent",