Enable tourney scoreboard in Team Arena

"/team score" draws an oversized scoreboard in Q3. In Team Arena
it draws nothing. They probably intended to replace it with the
new .menu UI. But since it didn't happen, go ahead and use the Q3
tournament scoreboard.

code/cgame/cg_scoreboard.c

@@ -449,7 +449,7 @@ CG_DrawTourneyScoreboard
 Draw the oversize scoreboard for tournements
 =================
 */
-void CG_DrawOldTourneyScoreboard( void ) {
+void CG_DrawTourneyScoreboard( void ) {
 	const char		*s;
 	vec4_t			color;
 	int				min, tens, ones;