[fractal/fractal-next] timeline: Fix comment typo

[Julian Sparber <jsparber src gnome org>]

commit dc0a938d7ef1c7230c22406981f5eabd82b41a3b
Author: Julian Sparber <julian sparber net>
Date:   Tue Dec 14 12:01:05 2021 +0000

    timeline: Fix comment typo

 src/session/room/timeline.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/session/room/timeline.rs b/src/session/room/timeline.rs
index 288bbb9b..1d96a15d 100644
--- a/src/session/room/timeline.rs
+++ b/src/session/room/timeline.rs
@@ -352,7 +352,7 @@ impl Timeline {
                 }
             } else {
                 // Store the new event if the `related_to` event isn't known, we will update the 
`relates_to` once
-                // the `related_to` event is is added to the list
+                // the `related_to` event is added to the list
                 let relates_to_event = relates_to_events.entry(relates_to_event_id).or_default();
                 let replacing_events_ids: Vec<EventId> = relations
                     .iter()