coreboot: Replace all IS_ENABLED(CONFIG_XXX) with CONFIG(XXX)

This patch is a raw application of

 find src/ -type f | xargs sed -i -e 's/IS_ENABLED\s*(CONFIG_/CONFIG(/g'

Change-Id: I6262d6d5c23cabe23c242b4f38d446b74fe16b88
Signed-off-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31774
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/src/southbridge/amd/pi/hudson/acpi/fch.asl b/src/southbridge/amd/pi/hudson/acpi/fch.asl
index 17f5140..4e1e7d1 100644
--- a/src/southbridge/amd/pi/hudson/acpi/fch.asl
+++ b/src/southbridge/amd/pi/hudson/acpi/fch.asl
@@ -47,7 +47,7 @@
 #include "usb.asl"
 
 /* 0:14.2 - HD Audio */
-#if !IS_ENABLED(CONFIG_SOUTHBRIDGE_AMD_PI_KERN)
+#if !CONFIG(SOUTHBRIDGE_AMD_PI_KERN)
 #include "audio.asl"
 #endif
 
@@ -129,7 +129,7 @@
 	Return(CRES) /* note to change the Name buffer */
 } /* end of Method(_SB.PCI0._CRS) */
 
-#if IS_ENABLED(CONFIG_HUDSON_IMC_FWM)
+#if CONFIG(HUDSON_IMC_FWM)
 	/* TODO: It is unstable.
 	 * might be fixed by restructuring
 	 */
@@ -161,8 +161,8 @@
 	/* Determine the OS we're running on */
 	OSFL()
 
-#if IS_ENABLED(CONFIG_HUDSON_IMC_FWM)
-#if IS_ENABLED(CONFIG_ACPI_ENABLE_THERMAL_ZONE)
+#if CONFIG(HUDSON_IMC_FWM)
+#if CONFIG(ACPI_ENABLE_THERMAL_ZONE)
 	ITZE() /* enable IMC Fan Control*/
 #endif
 #endif