chore: prepare tokio-native-tls 0.3.1

Closes #126.

# 0.3.1 (February 4th, 2023)

### Additions
- Add Vendored Feature ([#125])
- Implement AsRawFd for both tokio-rustls and tokio-native-tls TlsStream<S> ([#74])

### Internal
- Fix warning about renamed lint ([#93])
- fix a handful of lints, one of which was breaking the build ([#65])

[#65]: #65
[#74]: #74
[#93]: #93
[#125]: #125

tokio-native-tls/Cargo.toml

@@ -8,7 +8,7 @@ name = "tokio-native-tls"
 #   - README.md
 # - Update CHANGELOG.md.
 # - Create "v0.1.x" git tag.
-version = "0.3.0"
+version = "0.3.1"
 edition = "2018"
 authors = ["Tokio Contributors <[email protected]>"]
 license = "MIT"