fix: repair broken use statement in ml/deployment/endpoints.rs

The #[instrument] import was incorrectly inserted inside a `use super {}`
block by the previous commit, causing syntax errors.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

crates/ml/src/deployment/endpoints.rs

@@ -13,6 +13,7 @@ use prost::Message;
 
 use crate::types::{MLResult, MLError};
 use crate::traits::MLModel;
+use tracing::instrument;
 use super::{
     ModelDeploymentRegistry, DeploymentConfig, DeploymentStrategy,
     versioning::ModelVersion,
@@ -427,6 +428,7 @@ impl ModelDeploymentServiceImpl {
 
 #[tonic::async_trait]
 impl ModelDeploymentService for ModelDeploymentServiceImpl {
+    #[instrument(skip_all)]
     async fn deploy_model(
         &self,
         request: Request<DeployModelRequest>,
@@ -469,6 +471,7 @@ impl ModelDeploymentService for ModelDeploymentServiceImpl {
         }
     }
 
+    #[instrument(skip_all)]
     async fn get_deployment(
         &self,
         request: Request<GetDeploymentRequest>,
@@ -495,6 +498,7 @@ impl ModelDeploymentService for ModelDeploymentServiceImpl {
         }
     }
 
+    #[instrument(skip_all)]
     async fn list_deployments(
         &self,
         request: Request<ListDeploymentsRequest>,
@@ -539,6 +543,7 @@ impl ModelDeploymentService for ModelDeploymentServiceImpl {
         }
     }
 
+    #[instrument(skip_all)]
     async fn rollback_model(
         &self,
         request: Request<RollbackModelRequest>,
@@ -572,6 +577,7 @@ impl ModelDeploymentService for ModelDeploymentServiceImpl {
         }
     }
 
+    #[instrument(skip_all)]
     async fn undeploy_model(
         &self,
         request: Request<UndeployModelRequest>,
@@ -596,6 +602,7 @@ impl ModelDeploymentService for ModelDeploymentServiceImpl {
         }
     }
 
+    #[instrument(skip_all)]
     async fn get_model_metrics(
         &self,
         request: Request<GetModelMetricsRequest>,
@@ -630,6 +637,7 @@ impl ModelDeploymentService for ModelDeploymentServiceImpl {
         }
     }
 
+    #[instrument(skip_all)]
     async fn start_ab_test(
         &self,
         request: Request<StartABTestRequest>,
@@ -682,6 +690,7 @@ impl ModelDeploymentService for ModelDeploymentServiceImpl {
         }
     }
 
+    #[instrument(skip_all)]
     async fn get_ab_test_status(
         &self,
         request: Request<GetABTestStatusRequest>,