[Rust][Connector] Version bump (#1009)

connector 0.3.0 -> 0.4.0

Author: RLeclair

rust/azure_iot_operations_connector/Cargo.toml

@@ -3,7 +3,7 @@
 
 [package]
 name = "azure_iot_operations_connector"
-version = "0.3.0"
+version = "0.4.0"
 edition = "2024"
 license = "MIT"
 description = "Azure IoT Operations Connector"