chore(grequests): update grequests to v2

internal/downloader/downloader.go

@@ -1,13 +1,14 @@
 package downloader
 
 import (
+	"context"
 	"errors"
 	"io"
 	"net/http"
 	"os"
 	"strings"
 
-	req "github.com/levigross/grequests"
+	req "github.com/levigross/grequests/v2"
 	"github.com/schollz/progressbar/v3"
 )
 
@@ -29,8 +30,8 @@ func NewContext(filename, link string) *Context {
 	}
 }
 
-func (c *Context) Download() error {
-	resp, err := req.Head(c.Link, nil)
+func (c *Context) Download(ctx context.Context) error {
+	resp, err := req.Head(ctx, c.Link)
 	if err != nil {
 		if strings.Contains(err.Error(), "no such host") {
 			return ErrInvalidURL
@@ -54,7 +55,7 @@ func (c *Context) Download() error {
 		return errors.New(resp.RawResponse.Status)
 	}
 
-	resp, err = req.Get(c.Link, nil)
+	resp, err = req.Get(ctx, c.Link)
 	if err != nil {
 		return err
 	}