Remove some files that see to be tree spam

data/scenarios/Heir_To_The_Throne/High_King_at_Sea.cfg

@@ -1,68 +0,0 @@
-[scenario]
-	id=High_King_at_Sea
-	textdomain=wesnoth-httt
-	name= _ "High King at Sea"
-	map_data="{maps/Heir_To_The_Throne/High_King_at_Sea}"
-	turns=36
-
-	{DAWN}
-	{MORNING}
-	{AFTERNOON}
-	{DUSK}
-	{FIRST_WATCH}
-	{SECOND_WATCH}
-
-	[side]
-	type=Commander
-	description=Konrad
-	unrenamable=yes
-	side=1
-	canrecruit=1
-	controller=human
-	hitpoints=80
-	recruit=Elvish Fighter,Elvish Archer,Horseman,Elvish Shaman,Thief,Merman
-	enemy=2,3,4
-	[/side]
-
-	[side]
-	type=Orcish Warlord
-	side=2
-	controller=ai
-	canrecruit=1
-	recruit=Troll Whelp,Wolf Rider
-	gold=40
-	enemy=1
-	[/side]
-
-	[side]
-	type=Orcish Warlord
-	side=3
-	controller=ai
-	canrecruit=1
-#ifdef EASY
-	recruit=Orcish Crossbowman,Wolf Rider
-#else
-	recruit=Troll,Orcish Crossbowman,Wolf Rider
-#endif
-	gold=40
-	enemy=1
-	[/side]
-
-	[side]
-	type=Triton
-	side=4
-	controller=ai
-	canrecruit=1
-	recruit=Merman,Naga,Sea Hag,Sea Orc
-	gold=250
-	enemy=1
-		[unit]
-		type=Sea Serpent
-		side=4
-		x=6
-		y=28
-		[/unit]
-	[/side]
-
-	{scenarios/Heir_To_The_Throne/deaths.cfg}
-[/scenario]