chore: execute goimports to format the code (#7983)

* chore: execute goimports to format the code

Signed-off-by: promalert <promalert@outlook.com>

* goimports -w .

---------

Signed-off-by: promalert <promalert@outlook.com>
Co-authored-by: Chris Lu <chris.lu@gmail.com>

weed/shell/command_collection_list.go

@@ -3,9 +3,10 @@ package shell
 import (
 	"context"
 	"fmt"
+	"io"
+
 	"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
 	"github.com/seaweedfs/seaweedfs/weed/storage/super_block"
-	"io"
 )
 
 func init() {