sb/intel: Don't set ACPI_EN twice

It is already done once when enabling PMBASE in early init.

Change-Id: I14289c9164ee1488c192fce721d86c89fa5cc736
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47207
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

src/southbridge/intel/i82801gx/lpc.c

@@ -35,9 +35,6 @@
  */
 static void i82801gx_enable_ioapic(struct device *dev)
 {
-	/* Enable ACPI I/O range decode */
-	pci_write_config8(dev, ACPI_CNTL, ACPI_EN);
-
 	set_ioapic_id(VIO_APIC_VADDR, 0x02);
 
 	/*