Include fixups (headers moves to private directory)

Signed-off-by: Anton Matkin <anton.matkin@arm.com>
diff --git a/include/mbedtls/error.h b/include/mbedtls/error.h
index 7abb00f..ee3d093 100644
--- a/include/mbedtls/error.h
+++ b/include/mbedtls/error.h
@@ -11,7 +11,7 @@
 #define MBEDTLS_ERROR_H
 
 #include "mbedtls/build_info.h"
-#include "mbedtls/error_common.h"
+#include "mbedtls/private/error_common.h"
 
 #include <stddef.h>