feat: use plutus version in convert command

relates to #907

crates/aiken/src/cmd/blueprint/convert.rs

@@ -69,6 +69,13 @@ pub fn exec(
     let blueprint: Blueprint =
         serde_json::from_reader(BufReader::new(blueprint)).into_diagnostic()?;
 
+    let opt_config = Config::load(&project_path).ok();
+
+    let cardano_cli_type = opt_config
+        .map(|config| config.plutus_version)
+        .unwrap_or_default()
+        .cardano_cli_type();
+
     // Perform the conversion
     let when_too_many =
         |known_validators| ProjectError::MoreThanOneValidatorFound { known_validators };
@@ -89,7 +96,7 @@ pub fn exec(
                 let cbor_hex = hex::encode(double_cbor_bytes);
 
                 Ok(json!({
-                    "type": "PlutusScriptV2",
+                    "type": cardano_cli_type,
                     "description": "Generated by Aiken",
                     "cborHex": cbor_hex
                 }))