fix(git): add vendor in .gitignore

vendor/github.com/gin-gonic/gin/binding/form.go

@@ -1,63 +0,0 @@
-// Copyright 2014 Manu Martinez-Almeida.  All rights reserved.
-// Use of this source code is governed by a MIT style
-// license that can be found in the LICENSE file.
-
-package binding
-
-import (
-	"net/http"
-)
-
-const defaultMemory = 32 << 20
-
-type formBinding struct{}
-type formPostBinding struct{}
-type formMultipartBinding struct{}
-
-func (formBinding) Name() string {
-	return "form"
-}
-
-func (formBinding) Bind(req *http.Request, obj interface{}) error {
-	if err := req.ParseForm(); err != nil {
-		return err
-	}
-	if err := req.ParseMultipartForm(defaultMemory); err != nil {
-		if err != http.ErrNotMultipart {
-			return err
-		}
-	}
-	if err := mapForm(obj, req.Form); err != nil {
-		return err
-	}
-	return validate(obj)
-}
-
-func (formPostBinding) Name() string {
-	return "form-urlencoded"
-}
-
-func (formPostBinding) Bind(req *http.Request, obj interface{}) error {
-	if err := req.ParseForm(); err != nil {
-		return err
-	}
-	if err := mapForm(obj, req.PostForm); err != nil {
-		return err
-	}
-	return validate(obj)
-}
-
-func (formMultipartBinding) Name() string {
-	return "multipart/form-data"
-}
-
-func (formMultipartBinding) Bind(req *http.Request, obj interface{}) error {
-	if err := req.ParseMultipartForm(defaultMemory); err != nil {
-		return err
-	}
-	if err := mappingByPtr(obj, (*multipartRequest)(req), "form"); err != nil {
-		return err
-	}
-
-	return validate(obj)
-}