Properly update clientside player weapon at spawn

rust/src/game_manager.rs

@@ -785,12 +785,18 @@ impl Game {
                     character.queue_free();
                 }
 
-                let character = map.bind_mut().spawn_player(
+                let mut character = map.bind_mut().spawn_player(
                     player.id(),
                     player.data.team,
                     player.id() == self.self_id.unwrap_or(0),
                     Some(transform),
                 );
+                if let Some(character) = &mut character {
+                    character
+                        .dyn_bind_mut()
+                        .swap_weapon(player.last_held_weapon, true);
+                }
+
                 player.character = character;
             }
         }