Move sdk structs to modules/structs (#6905)

* move sdk structs to moduels/structs

* fix tests

* fix fmt

* fix swagger

* fix vendor

vendor/code.gitea.io/sdk/gitea/fork.go

@@ -1,39 +0,0 @@
-// Copyright 2016 The Gitea Authors. All rights reserved.
-// Use of this source code is governed by a MIT-style
-// license that can be found in the LICENSE file.
-
-package gitea
-
-import (
-	"bytes"
-	"encoding/json"
-	"fmt"
-)
-
-// ListForks list a repository's forks
-func (c *Client) ListForks(user, repo string) ([]*Repository, error) {
-	forks := make([]*Repository, 10)
-	err := c.getParsedResponse("GET",
-		fmt.Sprintf("/repos/%s/%s/forks", user, repo),
-		nil, nil, &forks)
-	return forks, err
-}
-
-// CreateForkOption options for creating a fork
-type CreateForkOption struct {
-	// organization name, if forking into an organization
-	Organization *string `json:"organization"`
-}
-
-// CreateFork create a fork of a repository
-func (c *Client) CreateFork(user, repo string, form CreateForkOption) (*Repository, error) {
-	body, err := json.Marshal(form)
-	if err != nil {
-		return nil, err
-	}
-	fork := new(Repository)
-	err = c.getParsedResponse("POST",
-		fmt.Sprintf("/repos/%s/%s/forks", user, repo),
-		jsonHeader, bytes.NewReader(body), &fork)
-	return fork, err
-}