Update educe requirement from 0.6.0 to 0.7.4

Updates the requirements on [educe](https://github.com/magiclen/educe) to permit the latest version.
- [Changelog](https://github.com/magiclen/educe/blob/master/CHANGELOG-0.5.11-to-0.7.0.md)
- [Commits](magiclen/educe@v0.6.0...v0.7.4)

---
updated-dependencies:
- dependency-name: educe
  dependency-version: 0.7.4
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Cargo.toml

@@ -32,7 +32,7 @@ mio = { version = "1.0", default-features = false }
 
 cfg-if = "1.0.0"
 polling = "2.8.0"
-educe = "0.6.0"
+educe = "0.7.4"
 
 libc = "0.2"
 rand = "0.10"