[fractal] room: Print error message when deserialization fails

[Kévin Commaille <kcommaille src gnome org>]

commit 1bf078c58524c3eb9a8f4af8649a009699fd198e
Author: Kévin Commaille <zecakeh tedomum fr>
Date:   Thu Sep 1 10:07:34 2022 +0200

    room: Print error message when deserialization fails

 src/session/room/event/mod.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/session/room/event/mod.rs b/src/session/room/event/mod.rs
index 004cc3441..4da549fe5 100644
--- a/src/session/room/event/mod.rs
+++ b/src/session/room/event/mod.rs
@@ -174,8 +174,8 @@ impl Event {
     pub fn new(pure_event: SyncRoomEvent, room: &Room) -> Self {
         SupportedEvent::try_from_event(pure_event.clone(), room)
             .map(|event| event.upcast())
-            .unwrap_or_else(|_| {
-                warn!("Failed to deserialize event: {:?}", pure_event);
+            .unwrap_or_else(|error| {
+                warn!("Failed to deserialize event: {error}; {pure_event:?}");
                 UnsupportedEvent::new(pure_event, room).upcast()
             })
     }