nostrdb: Makefile: build using ccan/ versions of files.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: William Casarin <jb55@jb55.com>

nostrdb/ccan/ccan/crypto/sha256/sha256.c

@@ -7,8 +7,8 @@
  * file COPYING or http://www.opensource.org/licenses/mit-license.php.
  */
 #include "sha256.h"
-#include "endian.h"
-#include "compiler.h"
+#include "ccan/endian/endian.h"
+#include "ccan/compiler/compiler.h"
 #include <stdbool.h>
 #include <assert.h>
 #include <string.h>