Merge branch 'terencehill/hud_notify_panel_update' into 'master'

Notify panel update

Closes #2581

See merge request xonotic/xonotic-data.pk3dir!904

diff --cc qcsrc/client/hud/panel/scoreboard.qc
index b70513f44b7ae127a9822ef2c125de7a19e22c8b,e00343e791c63de81bb96282615c6df16f8c5dda..2db57485b948815f946d3921c295375c20b44c28
--- 1/qcsrc/client/hud/panel/scoreboard.qc
--- 2/qcsrc/client/hud/panel/scoreboard.qc
+++ b/qcsrc/client/hud/panel/scoreboard.qc
@@@ -1835,9 -1808,9 +1837,9 @@@ void Scoreboard_Draw(
  
        Scoreboard_UpdatePlayerTeams();
  
-       float initial_pos_y = panel_pos.y;
+       scoreboard_top = panel_pos.y;
        vector pos = panel_pos;
 -      entity pl, tm;
 +      entity tm;
        string str;
        vector str_pos;