cloudevents#9 Encoders for MQTT

Signed-off-by: Subhobrata Dey <[email protected]>

Author: sbcd90

Diff for: example-projects/paho-mqtt-example/Cargo.toml

@@ -11,7 +11,7 @@ async-trait = "^0.1.33"
 cloudevents-sdk = { path = "../.." }
 cloudevents-sdk-paho-mqtt = { path = "../../cloudevents-sdk-paho-mqtt"}
 env_logger = "0.7.1"
-paho-mqtt = "0.8"
+paho-mqtt = "0.9.1"
 serde_json = "^1.0"
 futures = "^0.3"
 tokio = { version = "^0.2", features = ["full"] }