feat(csgoserver): Unnecessary FreeForAll info, add map hint to Danger Zone (#2318)

And some indentation fix.

lgsm/config-default/config-lgsm/csgoserver/_default.cfg

@@ -10,15 +10,15 @@
 
 ## Server Start Settings | https://docs.linuxgsm.com/configuration/start-parameters
 # https://developer.valvesoftware.com/wiki/Counter-Strike:_Global_Offensive_Dedicated_Servers#Starting_the_Server
-# [Game Modes]					gametype	gamemode	mapgroup (you can mix these across Game Modes, but use only one)
-# Arms Race						1			0			mg_armsrace
-# Classic Casual				0			0			mg_casualsigma, mg_casualdelta
-# Classic Competitive			0			1			mg_active, mg_reserves, mg_hostage, mg_de_dust2
-# Custom						3			0
-# Deathmatch					1			2			mg_deathmatch
-# Demolition					1			1			mg_demolition
-# Wingman						0			2			
-# Danger Zone (FreeForAll)		6			0			mg_dz_blacksite
+# [Game Modes]			gametype	gamemode	mapgroup (you can mix these across Game Modes, but use only one)
+# Arms Race				1			0			mg_armsrace
+# Classic Casual		0			0			mg_casualsigma, mg_casualdelta
+# Classic Competitive	0			1			mg_active, mg_reserves, mg_hostage, mg_de_dust2
+# Custom				3			0
+# Deathmatch			1			2			mg_deathmatch
+# Demolition			1			1			mg_demolition
+# Wingman				0			2			
+# Danger Zone			6			0			mg_dz_blacksite (map: dz_blacksite)
 gametype="0"
 gamemode="0"
 mapgroup="mg_active"