chore(deps): bump connectivity_plus from 3.0.3 to 3.0.6

Bumps [connectivity_plus](https://github.com/fluttercommunity/plus_plugins/tree/main/packages) from 3.0.3 to 3.0.6.
- [Release notes](https://github.com/fluttercommunity/plus_plugins/releases)
- [Commits](https://github.com/fluttercommunity/plus_plugins/commits/connectivity_plus-v3.0.6/packages)

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

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