Fix SECP256R1 enable when PSA_WANT_ALG_JPAKE is defined

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/include/mbedtls/config_psa.h b/include/mbedtls/config_psa.h
index 7518e18..96083d8 100644
--- a/include/mbedtls/config_psa.h
+++ b/include/mbedtls/config_psa.h
@@ -149,7 +149,7 @@
 #if defined(PSA_WANT_ALG_JPAKE)
 #define MBEDTLS_PSA_BUILTIN_PAKE 1
 #define MBEDTLS_PSA_BUILTIN_ALG_JPAKE 1
-#define MBEDTLS_ECP_DP_SECP192R1_ENABLED
+#define MBEDTLS_ECP_DP_SECP256R1_ENABLED
 #define MBEDTLS_BIGNUM_C
 #define MBEDTLS_ECP_C
 #define MBEDTLS_MD_C