Move 'map attributes' into 'layouts'

data/layouts/NavelRock_Bottom/border.bin

@@ -0,0 +1 @@
+

data/layouts/NavelRock_Bottom/layout.inc

@@ -0,0 +1,16 @@
+	.align 2
+NavelRock_Bottom_MapBorder::
+	.incbin "data/layouts/NavelRock_Bottom/border.bin"
+
+	.align 2
+NavelRock_Bottom_MapBlockdata::
+	.incbin "data/layouts/NavelRock_Bottom/map.bin"
+
+	.align 2
+NavelRock_Bottom_Layout::
+	.4byte 0x16
+	.4byte 0x16
+	.4byte NavelRock_Bottom_MapBorder
+	.4byte NavelRock_Bottom_MapBlockdata
+	.4byte gTileset_General
+	.4byte gTileset_NavelRock

data/layouts/NavelRock_Bottom/map.bin

@@ -0,0 +1 @@
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