move gotd fork into repo. (#111)

- update to latest telegram layer
- remove some references to fields in tg.Entities that don't exist in
the schema
- originally added here:
https://github.com/beeper/td/commit/820929062a2ba0104397bc01235ab58a9cff780e
  - referenced here
-
https://github.com/mautrix/telegramgo/commit/124f0967ed195b5a380c9bd02e170ada9710dde3
-
https://github.com/mautrix/telegramgo/commit/4205047aab2e0639217148b5d125bfaab668bd8e

pkg/gotd/telegram/peers/members/common.go

@@ -0,0 +1,39 @@
+package members
+
+import (
+	"context"
+
+	"github.com/go-faster/errors"
+
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tg"
+)
+
+func convertInputUserToInputPeer(p tg.InputUserClass) tg.InputPeerClass {
+	switch p := p.(type) {
+	case *tg.InputUserSelf:
+		return &tg.InputPeerSelf{}
+	case *tg.InputUser:
+		return &tg.InputPeerUser{
+			UserID:     p.UserID,
+			AccessHash: p.AccessHash,
+		}
+	case *tg.InputUserFromMessage:
+		return &tg.InputPeerUserFromMessage{
+			Peer:   p.Peer,
+			MsgID:  p.MsgID,
+			UserID: p.UserID,
+		}
+	default:
+		return nil
+	}
+}
+
+func editDefaultRights(ctx context.Context, api *tg.Client, p tg.InputPeerClass, rights MemberRights) error {
+	if _, err := api.MessagesEditChatDefaultBannedRights(ctx, &tg.MessagesEditChatDefaultBannedRightsRequest{
+		Peer:         p,
+		BannedRights: rights.IntoChatBannedRights(),
+	}); err != nil {
+		return errors.Wrap(err, "edit default rights")
+	}
+	return nil
+}