rename to more specific name, also not using the difficult to type "succeeded" word :)

src/events.rs

@@ -249,5 +249,5 @@ pub enum Event {
     /// @param data2 (int) contact_id
     /// @return 0
     #[strum(props(id = "2062"))]
-    SecurejoinSucceeded { chat_id: u32, contact_id: u32 },
+    SecurejoinMemberAdded { chat_id: u32, contact_id: u32 },
 }

src/securejoin.rs

@@ -615,7 +615,7 @@ pub fn handle_securejoin_handshake(
                     .lookup_optional_field("Secure-Join-Group")
                     .unwrap_or_default();
                 let (group_chat_id, _, _) = chat::get_chat_id_by_grpid(context, &field_grpid);
-                context.call_cb(Event::SecurejoinSucceeded {
+                context.call_cb(Event::SecurejoinMemberAdded {
                     chat_id: group_chat_id,
                     contact_id: contact_id,
                 });