Bump to 0.4.0

Signed-off-by: Hugues de Valon <hugues.devalon@arm.com>

Author: hug-dev

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "parsec-service"
-version = "0.3.0"
+version = "0.4.0"
 authors = ["Anton Antonov <anton.antonov@arm.com>",
            "Paul Howard <paul.howard@arm.com>",
            "Ionut Mihalcea <ionut.mihalcea@arm.com>",
@@ -59,9 +59,6 @@ cargo_toml = "0.7.0"
 toml = "0.4.2"
 serde = { version = "1.0", features = ["derive"] }
 
-[package.metadata.config]
-mbed-crypto-version = "mbedcrypto-2.0.0"
-
 [package.metadata.docs.rs]
 features = ["docs"]