Bump cspell from 5.18.4 to 6.0.0 in /examples/eth-pm

Bumps [cspell](https://github.com/streetsidesoftware/cspell) from 5.18.4 to 6.0.0.
- [Release notes](https://github.com/streetsidesoftware/cspell/releases)
- [Changelog](https://github.com/streetsidesoftware/cspell/blob/main/CHANGELOG.md)
- [Commits](https://github.com/streetsidesoftware/cspell/compare/v5.18.4...v6.0.0)

---
updated-dependencies:
- dependency-name: cspell
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

examples/eth-pm/package.json

@@ -59,7 +59,7 @@
     "assert": "^2.0.0",
     "buffer": "^6.0.3",
     "cra-webpack-rewired": "^1.0.1",
-    "cspell": "^5.18.4",
+    "cspell": "^6.0.0",
     "eslint": "^8.9.0",
     "npm-run-all": "^4.1.5",
     "prettier": "^2.5.1",