Update mbedtls config

Arto Kinnunen · Arto Kinnunen · commit ea84d8662e42 · 2019-03-07T13:47:30.000+02:00
Fix IAR warning about "incompatible redefinition of macro"
diff --git a/source/mbedtls_thread_config.h b/source/mbedtls_thread_config.h
@@ -50,6 +50,7 @@
 
 /* Save RAM by adjusting to our exact needs */
 #define MBEDTLS_ECP_MAX_BITS             256
+#undef MBEDTLS_MPI_MAX_SIZE
 #define MBEDTLS_MPI_MAX_SIZE              32 // 256 bits is 32 bytes
 
 /* Save ROM and a few bytes of RAM by specifying our own ciphersuite list */
