Move 'map attributes' into 'layouts'

data/maps/NavelRock_B1F/border.bin

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data/maps/NavelRock_B1F/header.inc

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 NavelRock_B1F: @ 84858C8
-	.4byte NavelRock_B1F_MapAttributes
+	.4byte NavelRock_B1F_Layout
 	.4byte NavelRock_B1F_MapEvents
 	.4byte NavelRock_B1F_MapScripts
 	.4byte 0x0

data/maps/NavelRock_B1F/map.bin

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