Add comment clarifying comment out of palette code

ModifiedCpu/machine.pas +3−0

`@@ -419,6 +419,9 @@ begin`
419	`exit;`	419	`exit;`
420	`end;`	420	`end;`
421		421
		422	`// Palette code has a bug which causes range check error.`
		423	`// Commented out here because graphics related functions are unused`
		424
422	`{case address of`	425	`{case address of`
423	`$ff69:`	426	`$ff69:`
424	`begin`	427	`begin`

Commit `a61ccab`