[skip e2e] Update metrics_info imports (#13591)

Signed-off-by: Nyudong.cai <yudong.cai@zilliz.com>

internal/rootcoord/metrics_info.go

@@ -19,14 +19,12 @@ package rootcoord
 import (
 	"context"
 
-	"go.uber.org/zap"
-
 	"github.com/milvus-io/milvus/internal/log"
-
 	"github.com/milvus-io/milvus/internal/proto/commonpb"
 	"github.com/milvus-io/milvus/internal/proto/milvuspb"
 	"github.com/milvus-io/milvus/internal/util/metricsinfo"
 	"github.com/milvus-io/milvus/internal/util/typeutil"
+	"go.uber.org/zap"
 )
 
 func (c *Core) getSystemInfoMetrics(ctx context.Context, req *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {