mb/**/dsdt.asl: Remove outdated sleepstates.asl comment

Previously, each Intel chipset had its own sleepstates.asl file.
However, this is no longer the case, so drop these comments.

This follows commit 408d1dac9e.

Change-Id: I0c0f4ad8bf743010ebdd2d53fcf297aeab64a662
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39176
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

src/mainboard/google/dedede/dsdt.asl

@@ -38,7 +38,6 @@ DefinitionBlock(
 	/* Chrome OS specific */
 	#include <vendorcode/google/chromeos/acpi/chromeos.asl>
 
-	/* Chipset specific sleep states */
 	#include <southbridge/intel/common/acpi/sleepstates.asl>
 
 	/* Chrome OS Embedded Controller */

src/mainboard/google/volteer/dsdt.asl

@@ -47,6 +47,5 @@ DefinitionBlock(
 		#include <ec/google/chromeec/acpi/ec.asl>
 	}
 
-	// Chipset specific sleep states
 	#include <southbridge/intel/common/acpi/sleepstates.asl>
 }

src/mainboard/intel/jasperlake_rvp/dsdt.asl

@@ -58,7 +58,6 @@ DefinitionBlock(
 		}
 #endif
 
-	/* Chipset specific sleep states */
 	#include <southbridge/intel/common/acpi/sleepstates.asl>
 
 	/* Mainboard specific */

src/mainboard/intel/tglrvp/dsdt.asl

@@ -58,7 +58,6 @@ DefinitionBlock(
 		}
 #endif
 
-	/* Chipset specific sleep states */
 	#include <southbridge/intel/common/acpi/sleepstates.asl>
 
 	/* Mainboard specific */