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/channel_query.go

@@ -0,0 +1,59 @@
+package members
+
+import (
+	"go.mau.fi/mautrix-telegram/pkg/gotd/telegram/peers"
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tg"
+)
+
+// ChannelQuery is builder for channel members querying.
+type ChannelQuery struct {
+	Channel peers.Channel
+}
+
+func (q ChannelQuery) query(filter tg.ChannelParticipantsFilterClass) *ChannelMembers {
+	return &ChannelMembers{
+		m:       q.Channel.Manager(),
+		filter:  filter,
+		channel: q.Channel,
+	}
+}
+
+// Recent queries recent members.
+func (q ChannelQuery) Recent() *ChannelMembers {
+	return q.query(&tg.ChannelParticipantsRecent{})
+}
+
+// Admins queries admins members.
+func (q ChannelQuery) Admins() *ChannelMembers {
+	return q.query(&tg.ChannelParticipantsAdmins{})
+}
+
+// Kicked queries kicked members.
+func (q ChannelQuery) Kicked(query string) *ChannelMembers {
+	return q.query(&tg.ChannelParticipantsKicked{Q: query})
+}
+
+// Bots queries bots members.
+func (q ChannelQuery) Bots() *ChannelMembers {
+	return q.query(&tg.ChannelParticipantsBots{})
+}
+
+// Banned queries banned members.
+func (q ChannelQuery) Banned(query string) *ChannelMembers {
+	return q.query(&tg.ChannelParticipantsBanned{Q: query})
+}
+
+// Search queries members by given name.
+func (q ChannelQuery) Search(query string) *ChannelMembers {
+	return q.query(&tg.ChannelParticipantsSearch{Q: query})
+}
+
+// Contacts queries members that are also contacts.
+func (q ChannelQuery) Contacts(query string) *ChannelMembers {
+	return q.query(&tg.ChannelParticipantsContacts{Q: query})
+}
+
+// Custom creates query with custom filter.
+func (q ChannelQuery) Custom(filter tg.ChannelParticipantsFilterClass) *ChannelMembers {
+	return q.query(filter)
+}