refactor

credentials/alts/internal/handshaker/service/service_test.go

@@ -19,9 +19,8 @@
 package service
 
 import (
+	"google.golang.org/grpc"
 	"testing"
-
-	grpc "google.golang.org/grpc"
 )
 
 const (
@@ -31,10 +30,10 @@ const (
 
 // TestDial verifies the behavior of the Dial function in managing gRPC connections
 // and checks the below scenarios:
-//  - First call to Dial with an address creates a new connection and stores it.
-//  - Second call to Dial with the same address returns the existing connection
+//   - First call to Dial with an address creates a new connection and stores it.
+//   - Second call to Dial with the same address returns the existing connection
 //     and expects the returned connection matching with ƒirst connection.
-//  - Third call to Dial with a different address creates a separate new connection
+//   - Third call to Dial with a different address creates a separate new connection
 //     and expects a different connection from connnection1 and connection2.
 func TestDial(t *testing.T) {
 	temp := hsDialer