Adapt J-PAKE built-in impl to use user/peer

Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
diff --git a/include/psa/crypto_builtin_composites.h b/include/psa/crypto_builtin_composites.h
index 932c503..acda242 100644
--- a/include/psa/crypto_builtin_composites.h
+++ b/include/psa/crypto_builtin_composites.h
@@ -199,7 +199,7 @@
     uint8_t *MBEDTLS_PRIVATE(password);
     size_t MBEDTLS_PRIVATE(password_len);
 #if defined(MBEDTLS_PSA_BUILTIN_ALG_JPAKE)
-    uint8_t MBEDTLS_PRIVATE(role);
+    mbedtls_ecjpake_role MBEDTLS_PRIVATE(role);
     uint8_t MBEDTLS_PRIVATE(buffer[MBEDTLS_PSA_JPAKE_BUFFER_SIZE]);
     size_t MBEDTLS_PRIVATE(buffer_length);
     size_t MBEDTLS_PRIVATE(buffer_offset);