fix(test):修复单元测试数据库连接问题

tests/integration/admin/testinfra/config.go

@@ -5,6 +5,8 @@ package testinfra
 import (
 	"os"
 
+	_ "github.com/gogf/gf/contrib/drivers/pgsql/v2"
+
 	"github.com/gogf/gf/v2/frame/g"
 )
 

tests/integration/tenant/testinfra/config.go

@@ -5,6 +5,8 @@ package testinfra
 import (
 	"os"
 
+	_ "github.com/gogf/gf/contrib/drivers/pgsql/v2"
+
 	"github.com/gogf/gf/v2/frame/g"
 )