Update pin of rdkafka-sys to latest.

Author: davidblewett

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "rdkafka"
-version = "0.32.1"
+version = "0.32.2"
 authors = ["Federico Giraud <giraud.federico@gmail.com>"]
 repository = "https://github.com/fede1024/rust-rdkafka"
 readme = "README.md"
@@ -15,7 +15,7 @@ exclude = ["Cargo.lock"]
 members = ["rdkafka-sys"]
 
 [dependencies]
-rdkafka-sys = { path = "rdkafka-sys", version = "4.4.0", default-features = false }
+rdkafka-sys = { path = "rdkafka-sys", version = "4.5.0", default-features = false }
 futures-channel = "0.3.0"
 futures-executor = { version = "0.3.0", optional = true }
 futures-util = { version = "0.3.0", default-features = false }