[MM-55480] Update logr to v2.0.21 (#25431)

server/platform/services/sharedchannel/sync_send.go

@@ -349,7 +349,7 @@ func (scs *Service) updateCursorForRemote(scrId string, rc *model.RemoteCluster,
 	scs.server.Log().Log(mlog.LvlSharedChannelServiceDebug, "updated cursor for remote",
 		mlog.String("remote_id", rc.RemoteId),
 		mlog.String("remote", rc.DisplayName),
-		mlog.Int64("last_post_update_at", cursor.LastPostUpdateAt),
+		mlog.Int("last_post_update_at", cursor.LastPostUpdateAt),
 		mlog.String("last_post_id", cursor.LastPostId),
 	)
 }