Update rdkafka requirement from 0.34 to 0.36

Updates the requirements on [rdkafka](https://github.com/fede1024/rust-rdkafka) to permit the latest version.
- [Changelog](https://github.com/fede1024/rust-rdkafka/blob/master/changelog.md)
- [Commits](fede1024/rust-rdkafka@v0.34.0...v0.36.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -26,7 +26,7 @@ branches = "0.1"
 kanal = "0.1.0-pre8"
 tokio = { version = "1.2", features = ["full"] }
 tokio-util = "0.7"
-rdkafka = { version = "0.34", features = ["cmake-build","zstd-pkg-config","ssl","gssapi"] }
+rdkafka = { version = "0.36", features = ["cmake-build","zstd-pkg-config","ssl","gssapi"] }
 tokio-native-tls = "0.3"
 tokio-dtls-stream-sink = "0.6"
 openssl = { version = "0.10", features = ["vendored"] }