Enable mp_respawn_fix by default on server start

Now mp_respawn_fix is enabled by default in `startup_server_cfg`. No reason to keep this fix disabled which improves fairness.

valve/startup_server.cfg

@@ -23,7 +23,7 @@ sv_ag_allowed_gamemodes	"ffa;ffax;tdm;tdm2;tdm3;tdm4;tdmx;arena;arcade;arcadex;s
 mp_welcomecam 				1 	// Player is put in semi-spectator mode instead of spawn on connect.
 mp_notify_player_status 	3 	// Only show player join and leave notify messages.
 spectator_cmd_delay 		1 	// Keep this value low to avoid any issues
-mp_respawn_fix				0   // Turn it on in case you want the respawn be consistent in all FPS
+mp_respawn_fix				1   // Make respawn time consistent in all FPS
 
-// This will allow restart sv_password on map change
+// This will allow to restart sv_password on map change
 mapchangecfgfile server.cfg