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.
diff --git a/include/mbedtls/x509.h b/include/mbedtls/x509.h
index 054ff2e..9b6b51f 100644
--- a/include/mbedtls/x509.h
+++ b/include/mbedtls/x509.h
@@ -25,16 +25,16 @@
#define MBEDTLS_X509_H
#if !defined(MBEDTLS_CONFIG_FILE)
-#include "config.h"
+#include "mbedtls/config.h"
#else
#include MBEDTLS_CONFIG_FILE
#endif
-#include "asn1.h"
-#include "pk.h"
+#include "mbedtls/asn1.h"
+#include "mbedtls/pk.h"
#if defined(MBEDTLS_RSA_C)
-#include "rsa.h"
+#include "mbedtls/rsa.h"
#endif
/**