Use mbedtls-based path for includes
To help the build system find the correct include files, paths starting
with "mbedtls/" or "psa/" must be used. Otherwise, you can run into
build failures like the following when building Mbed Crypto as a
submodule.
In file included from chachapoly.c:31:0:
../../include/mbedtls/chachapoly.h:43:10: fatal error: poly1305.h: No such file or directory
#include "poly1305.h"
^~~~~~~~~~~~
compilation terminated.
Includes for ALT implementations are not modified, as the alt headers
are provided by system integrators and not Mbed TLS or Mbed Crypto.
diff --git a/include/mbedtls/timing.h b/include/mbedtls/timing.h
index a965fe0..b264a5a 100644
--- a/include/mbedtls/timing.h
+++ b/include/mbedtls/timing.h
@@ -25,7 +25,7 @@
#define MBEDTLS_TIMING_H
#if !defined(MBEDTLS_CONFIG_FILE)
-#include "config.h"
+#include "mbedtls/config.h"
#else
#include MBEDTLS_CONFIG_FILE
#endif