fix invalid implementation of RetryPassword hook

RetryPassword hook of conservator is supposed to ask call AskPassword
but it was calling AskCode instead in web auth example as well as basic
conservator.

authConversation.go

@@ -48,5 +48,5 @@ func (b *basicConservator) RetryPassword(trialsLeft int) (string, error) {
 	fmt.Println("The 2FA Code you just entered seems to be incorrect,")
 	fmt.Println("Attempts Left:", trialsLeft)
 	fmt.Println("Please try again....")
-	return b.AskCode()
+	return b.AskPassword()
 }

authHelper.go

@@ -64,7 +64,7 @@ func authFlow(ctx context.Context, client *auth.Client, conversator AuthConversa
 
 	sentCode, err := client.SendCode(ctx, phone, f.Options)
 	if err != nil {
-		return errors.Wrap(err, "send code")
+		return err
 	}
 	switch s := sentCode.(type) {
 	case *tg.AuthSentCode:

examples/auth-using-api-base/web/webauth.go

@@ -2,6 +2,7 @@ package web
 
 import (
 	"fmt"
+
 	"github.com/celestix/gotgproto"
 )
 
@@ -39,7 +40,7 @@ func (w *webAuth) RetryPassword(attemptsLeft int) (string, error) {
 	fmt.Println("The 2FA Code you just entered seems to be incorrect,")
 	fmt.Println("Attempts Left:", attemptsLeft)
 	fmt.Println("Please try again.... ")
-	return w.AskCode()
+	return w.AskPassword()
 }
 
 func ReceivePhone(phone string) {