soc/amd/picasso: Mark eMMC as non-removable for Windows 10/11 install

Mark eMMC as non-removable to allow Windows 10/11 to install now that
edk2 can boot from it.

Change-Id: If0e14106521f99cb97d1bf421f4d82d1234c2f15
Signed-off-by: CoolStar <coolstarorganization@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81858
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Eric Lai <ericllai@google.com>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>

src/soc/amd/picasso/acpi/mmio.asl

@@ -92,6 +92,15 @@ Device (MMC0)
 	{
 		Return (STAT)
 	}
+
+	Device (CARD)
+	{
+		Name (_ADR, 0x00000008)
+		Method (_RMV, 0, NotSerialized)
+		{
+			Return (0)
+		}
+	}
 }
 
 Device (FUR0)