Remove FarCall prefix from SwapTextboxPalettes and ScrollBGMapPalettes

No prefix for the farcall, prefix with an underscore for the farcalled.
This matches what is done for pretty much every other home function.

home/map.asm

@@ -93,7 +93,7 @@ GetMapSceneID::
 
 OverworldTextModeSwitch::
 	call LoadMapPart
-	call FarCallSwapTextboxPalettes
+	call SwapTextboxPalettes
 	ret
 
 LoadMapPart::
@@ -1157,7 +1157,7 @@ ScrollMapUp::
 	ld de, wBGMapBuffer
 	call BackupBGMapRow
 	ld c, 2 * SCREEN_WIDTH
-	call FarCallScrollBGMapPalettes
+	call ScrollBGMapPalettes
 	ld a, [wBGMapAnchor]
 	ld e, a
 	ld a, [wBGMapAnchor + 1]
@@ -1172,7 +1172,7 @@ ScrollMapDown::
 	ld de, wBGMapBuffer
 	call BackupBGMapRow
 	ld c, 2 * SCREEN_WIDTH
-	call FarCallScrollBGMapPalettes
+	call ScrollBGMapPalettes
 	ld a, [wBGMapAnchor]
 	ld l, a
 	ld a, [wBGMapAnchor + 1]
@@ -1195,7 +1195,7 @@ ScrollMapLeft::
 	ld de, wBGMapBuffer
 	call BackupBGMapColumn
 	ld c, 2 * SCREEN_HEIGHT
-	call FarCallScrollBGMapPalettes
+	call ScrollBGMapPalettes
 	ld a, [wBGMapAnchor]
 	ld e, a
 	ld a, [wBGMapAnchor + 1]
@@ -1210,7 +1210,7 @@ ScrollMapRight::
 	ld de, wBGMapBuffer
 	call BackupBGMapColumn
 	ld c, 2 * SCREEN_HEIGHT
-	call FarCallScrollBGMapPalettes
+	call ScrollBGMapPalettes
 	ld a, [wBGMapAnchor]
 	ld e, a
 	and %11100000