test: psa_pake: add specific log message for the opaque password

Signed-off-by: Valerio Setti <vsetti@baylibre.com>

programs/ssl/ssl_client2.c

@@ -2201,6 +2201,7 @@ int main( int argc, char *argv[] )
                 mbedtls_printf( " failed\n  ! mbedtls_ssl_set_hs_ecjpake_password_opaque returned %d\n\n", ret );
                 goto exit;
             }
+            mbedtls_printf( "using opaque password\n");
         }
         else
 #endif  /* MBEDTLS_USE_PSA_CRYPTO */

programs/ssl/ssl_server2.c

@@ -3526,6 +3526,7 @@ reset:
                 mbedtls_printf( " failed\n  ! mbedtls_ssl_set_hs_ecjpake_password_opaque returned %d\n\n", ret );
                 goto exit;
             }
+            mbedtls_printf( "using opaque password\n");
         }
         else
 #endif  /* MBEDTLS_USE_PSA_CRYPTO */

tests/ssl-opt.sh

@@ -8016,6 +8016,8 @@ run_test    "ECJPAKE: working, TLS, opaque password" \
             0 \
             -c "add ciphersuite: c0ff" \
             -c "adding ecjpake_kkpp extension" \
+            -c "using opaque password" \
+            -s "using opaque password" \
             -C "re-using cached ecjpake parameters" \
             -s "found ecjpake kkpp extension" \
             -S "skip ecjpake kkpp extension" \