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/soc/intel/denverton_ns/uart.c b/src/soc/intel/denverton_ns/uart.c
index ac779d0..07e0704 100644
--- a/src/soc/intel/denverton_ns/uart.c
+++ b/src/soc/intel/denverton_ns/uart.c
@@ -34,7 +34,7 @@
 {
 	/* read resources to be visible in the log*/
 	pci_dev_read_resources(dev);
-	if (!IS_ENABLED(CONFIG_LEGACY_UART_MODE))
+	if (!CONFIG(LEGACY_UART_MODE))
 		return;
 	struct resource *res = find_resource(dev, PCI_BASE_ADDRESS_0);
 	if (res == NULL)
@@ -88,6 +88,6 @@
 {
 	if (phase != END_OF_FIRMWARE)
 		return;
-	if (IS_ENABLED(CONFIG_LEGACY_UART_MODE))
+	if (CONFIG(LEGACY_UART_MODE))
 		hide_hsuarts();
 }