soc/intel/common/block/acpi: Factor out common pch_glan.asl

This patch moves pch_glan.asl into common block acpi directory to
avoid duplicating the same ASL code block across SoC directory.

TEST=Able to build and boot TGL, CNL and CML platform.
1) Dump and disassemble DSDT, verify GLAN device present inside
common pch_glan.asl is still there.
2) Verify no ACPI error seen while running 'dmesg` from console.

Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Change-Id: I479678c864eba39e5ab04f658600e8cba48198ef
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45975
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>

src/soc/intel/jasperlake/acpi/southbridge.asl

@@ -49,3 +49,6 @@
 
 /* EMMC/SD card */
 #include "scs.asl"
+
+/* GbE 0:1f.6 */
+#include <soc/intel/common/block/acpi/acpi/pch_glan.asl>