Fix compilation

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>

pico-keys-sdk

@@ -1 +1 @@
-Subproject commit 88071e117222bbc3ab018bc45f6d691a4fcf78f3
+Subproject commit f4ad8e1af2e2657f3900f1e01db031d7d73d623b

src/fido/fido.c

@@ -215,7 +215,8 @@ int verify_key(const uint8_t *appId, const uint8_t *keyHandle, mbedtls_ecdsa_con
         }
     }
     uint8_t hmac[32], d[32];
-    int ret = mbedtls_ecp_write_key(key, d, sizeof(d));
+    size_t olen = 0;
+    int ret = mbedtls_ecp_write_key_ext(key, &olen, d, sizeof(d));
     if (key == NULL) {
         mbedtls_ecdsa_free(&ctx);
     }

src/fido/otp.c

@@ -23,6 +23,7 @@
 #include "version.h"
 #include "asn1.h"
 #include "hid/ctap_hid.h"
+#include "usb.h"
 #ifndef ENABLE_EMULATION
 #include "bsp/board.h"
 #endif