treewide: Move stdlib.h to commonlib

This patch moves commonlib/stdlib.h -> commonlib/bsd/stdlib.h, since
all code is BSD licensed anyway.
It also moves some code from libpayloads stdlib.h to
commonlib/bsd/stdlib.h so that it can be shared with coreboot. This is
useful for a subsequent commit that adds devicetree.c into commonlib.

Also we don't support DMA on arm platforms in coreboot (only libpayload)
therefore `dma_malloc()` has been removed and `dma_coherent()` has been
moved to architecture specific functions. Any architecture that tries to
use `dma_coherent()` now will get a compile time error. In order to not
break current platforms like mb/google/herobrine which make use of the
commonlib/storage/sdhci.c controller which in turn uses `dma_coherent` a
stub has been added to arch/arm64/dma.c.

Signed-off-by: Maximilian Brune <maximilian.brune@9elements.com>
Change-Id: I3a7ab0d1ddcc7ce9af121a61b4d4eafc9e563a8a
Reviewed-on: https://review.coreboot.org/c/coreboot/+/77969
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>

src/lib/device_tree.c

@@ -2,7 +2,6 @@
 /* SPDX-License-Identifier: GPL-2.0-or-later */
 
 #include <assert.h>
-#include <commonlib/stdlib.h>
 #include <console/console.h>
 #include <ctype.h>
 #include <device_tree.h>

src/lib/fit.c

@@ -12,7 +12,7 @@
 #include <memrange.h>
 #include <fit.h>
 #include <boardid.h>
-#include <commonlib/stdlib.h>
+#include <stdlib.h>
 #include <types.h>
 
 static struct list_node image_nodes;

src/lib/halt.c

@@ -3,7 +3,7 @@
 #include <arch/hlt.h>
 #include <halt.h>
 
-void halt(void)
+void __noreturn abort(void)
 {
 	while (1)
 		hlt();

src/lib/libgcov.c

@@ -23,7 +23,6 @@ permissions described in the GCC Runtime Library Exception, version
 3.1, as published by the Free Software Foundation.
 */
 
-#define __COREBOOT__
 #ifdef __COREBOOT__
 #include <stdlib.h>
 #include <string.h>