Fix lint and format code in adapter dir

adapter/session/redis_sentinel/sess_redis_sentinel_test.go

@@ -72,5 +72,4 @@ func TestRedisSentinel(t *testing.T) {
 	assert.Nil(t, password)
 
 	sess.SessionRelease(w)
-
 }

adapter/session/sess_file_test.go

@@ -22,14 +22,14 @@ import (
 	"time"
 )
 
-const sid = "Session_id"
-const sidNew = "Session_id_new"
-const sessionPath = "./_session_runtime"
-
-var (
-	mutex sync.Mutex
+const (
+	sid         = "Session_id"
+	sidNew      = "Session_id_new"
+	sessionPath = "./_session_runtime"
 )
 
+var mutex sync.Mutex
+
 func TestFileProviderSessionExist(t *testing.T) {
 	mutex.Lock()
 	defer mutex.Unlock()