Fix again kafka dep

Signed-off-by: Francesco Guardiani <francescoguard@gmail.com>

cloudevents-sdk-rdkafka/Cargo.toml

@@ -16,12 +16,11 @@ categories = ["web-programming", "encoding"]
 bytes = "^0.5"
 cloudevents-sdk = { version = "0.2.0", path = ".." }
 lazy_static = "1.4.0"
-rdkafka = { version = "^0.24", default-features = false }
+rdkafka = { version = "^0.24", features = ["cmake-build"] }
 
 [dev-dependencies]
 url = { version = "^2.1" }
 serde_json = "^1.0"
 chrono = { version = "^0.4", features = ["serde"] }
 futures = "0.3.5"
-rdkafka = { version = "^0.24" }
 version-sync = "^0.9"

example-projects/rdkafka-example/Cargo.toml

@@ -17,9 +17,6 @@ serde_json = "^1.0"
 futures = "^0.3"
 tokio = { version = "^0.2", features = ["full"] }
 clap = "2.33.1"
-
-[dependencies.rdkafka]
-version = "^0.24"
-features = ["cmake-build"]
+rdkafka = { version = "^0.24", features = ["cmake-build"] }
 
 [workspace]