feat: Resend the last 10 messages to new broadcast member (#7678)

Messages are sent and encrypted only to the new member. This way we at least postpone spreading the
information that the new member joined: even if the server operator is a broadcast member, they
can't know that immediately.

deltachat-repl/src/cmdline.rs

@@ -6,7 +6,9 @@ use std::str::FromStr;
 use std::time::Duration;
 
 use anyhow::{bail, ensure, Result};
-use deltachat::chat::{self, Chat, ChatId, ChatItem, ChatVisibility, MuteDuration};
+use deltachat::chat::{
+    self, Chat, ChatId, ChatItem, ChatVisibility, GetChatMsgsOptions, MuteDuration,
+};
 use deltachat::chatlist::*;
 use deltachat::constants::*;
 use deltachat::contact::*;
@@ -622,9 +624,9 @@ pub async fn cmdline(context: Context, line: &str, chat_id: &mut ChatId) -> Resu
             let msglist = chat::get_chat_msgs_ex(
                 &context,
                 sel_chat.get_id(),
-                chat::MessageListOptions {
-                    info_only: false,
+                GetChatMsgsOptions {
                     add_daymarker: true,
+                    ..Default::default()
                 },
             )
             .await?;