revert rdkafka to 0.34 to evaluate impact

Author: xvello

Cargo.lock

@@ -30,7 +30,7 @@ uuid = { version = "1.3.3", features = ["serde"] }
 async-trait = "0.1.68"
 serde_urlencoded = "0.7.1"
 rand = "0.8.5"
-rdkafka = { version = "0.36.0", features = ["cmake-build", "ssl"] }
+rdkafka = { version = "0.34.0", features = ["cmake-build", "ssl"] }
 metrics = "0.21.1"
 metrics-exporter-prometheus = "0.12.1"
 thiserror = "1.0.48"