Bump phoenix_channels_client from b03aaae to 818fd0c (#296)

Bumps [phoenix_channels_client](https://github.com/liveview-native/phoenix-channels-client) from `b03aaae` to `818fd0c`.
- [Commits](liveview-native/phoenix-channels-client@b03aaae...818fd0c)

---
updated-dependencies:
- dependency-name: phoenix_channels_client
  dependency-type: direct:production
...

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