Bumps [viem](https://github.com/wagmi-dev/viem) from 1.18.4 to 1.18.6.
- [Release notes](https://github.com/wagmi-dev/viem/releases)
- [Commits](https://github.com/wagmi-dev/viem/compare/viem@1.18.4...viem@1.18.6)

---
updated-dependencies:
- dependency-name: viem
  dependency-type: direct:production
  update-type: version-update:semver-patch
...
Signed-off-by: dependabot[bot] <support@github.com>