RGBDS syntax updates (#358)

New MACRO and DEF syntax

data/maps/force_bike_surf.asm

@@ -1,4 +1,4 @@
-force_bike_surf: MACRO
+MACRO force_bike_surf
 	db \1, \3, \2
 ENDM
 

data/maps/special_warps.asm

@@ -17,7 +17,7 @@ DungeonWarpList:
 	db -1 ; end
 
 
-fly_warp: MACRO
+MACRO fly_warp
 	event_displacement \1_WIDTH, \2, \3
 	db ((\3) & $01) ;sub-block Y
 	db ((\2) & $01) ;sub-block X
@@ -38,7 +38,7 @@ DungeonWarpData:
 	fly_warp POKEMON_MANSION_2F,  18, 14
 
 
-special_warp_spec: MACRO
+MACRO special_warp_spec
 	db \1
 	fly_warp \1, \2, \3
 	db \4
@@ -56,7 +56,7 @@ ColosseumSpec2:
 	special_warp_spec COLOSSEUM,     6, 4, CLUB
 
 
-fly_warp_spec: MACRO
+MACRO fly_warp_spec
 	db \1, 0
 	dw \2
 ENDM

data/maps/sprite_sets.asm

@@ -39,8 +39,8 @@ MapSpriteSets:
 	db $02 ; ROUTE_25
 	assert_table_length FIRST_INDOOR_MAP
 
-EAST_WEST   EQU 1
-NORTH_SOUTH EQU 2
+DEF EAST_WEST   EQU 1
+DEF NORTH_SOUTH EQU 2
 
 ; Format:
 ; 00: determines whether the map is split EAST_WEST or NORTH_SOUTH
@@ -64,7 +64,7 @@ SplitMapSpriteSets:
 SpriteSets:
 
 ; each sprite set has 9 walking sprites and 2 still sprites
-SPRITE_SET_LENGTH EQU 9 + 2
+DEF SPRITE_SET_LENGTH EQU 9 + 2
 
 ; sprite set $01
 	table_width 1

data/maps/town_map_entries.asm

@@ -1,4 +1,4 @@
-external_map: MACRO
+MACRO external_map
 	dn \2, \1
 	dw \3
 ENDM
@@ -47,7 +47,7 @@ ExternalMapEntries:
 	assert_table_length FIRST_INDOOR_MAP
 
 
-internal_map: MACRO
+MACRO internal_map
 	db \1 + 1
 	dn \3, \2
 	dw \4