fix(pgsql): comment out unused gdb import

Author: lingcoder

contrib/drivers/pgsql/pgsql_z_unit_feature_soft_time_test.go

@@ -11,7 +11,7 @@ import (
 	"testing"
 	"time"
 
-	"github.com/gogf/gf/v2/database/gdb"
+	// "github.com/gogf/gf/v2/database/gdb" // FIXME: Uncomment when boolean soft delete tests are enabled
 	"github.com/gogf/gf/v2/frame/g"
 	"github.com/gogf/gf/v2/os/gtime"
 	"github.com/gogf/gf/v2/test/gtest"