soc/intel/{alderlake,meteorlake}: Remove the dummy PS0 and PS3 methods

Signed-off-by: Sean Rhodes <sean@starlabs.systems>
Change-Id: I8515407eb10e1a74f37ea5a80fa31533c38badec
Reviewed-on: https://review.coreboot.org/c/coreboot/+/77455
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/tigerlake/acpi/tcss_dma.asl

@@ -96,13 +96,6 @@ Method (D3CE, 0, Serialized)
  * TCSS D3 Cold and TBT RTD3 is only available when system power state is in S0.
  */
 Name (SD3C, 0)
-Method (_PS0, 0, Serialized)
-{
-}
-
-Method (_PS3, 0, Serialized)
-{
-}
 
 Method (_DSW, 3)
 {