Merge remote-tracking branch 'restricted/pr/552' into development

Ensure this merge passes tests by auto-generating query_config.c, adding
MBEDTLS_ECDH_LEGACY_CONTEXT to it.

* restricted/pr/552:
  Fix mbedtls_ecdh_get_params with new ECDH context
  Test undefining MBEDTLS_ECDH_LEGACY_CONTEXT in all.sh
  Define MBEDTLS_ECDH_LEGACY_CONTEXT in config.h
  Add changelog entry for mbedtls_ecdh_get_params robustness
  Fix ecdh_get_params with mismatching group
  Add test case for ecdh_get_params with mismatching group
  Add test case for ecdh_calc_secret
  Fix typo in documentation
diff --git a/programs/ssl/query_config.c b/programs/ssl/query_config.c
index f272676..6ea9012 100644
--- a/programs/ssl/query_config.c
+++ b/programs/ssl/query_config.c
@@ -978,6 +978,14 @@
     }
 #endif /* MBEDTLS_ECP_RESTARTABLE */
 
+#if defined(MBEDTLS_ECDH_LEGACY_CONTEXT)
+    if( strcmp( "MBEDTLS_ECDH_LEGACY_CONTEXT", config ) == 0 )
+    {
+        MACRO_EXPANSION_TO_STR( MBEDTLS_ECDH_LEGACY_CONTEXT );
+        return( 0 );
+    }
+#endif /* MBEDTLS_ECDH_LEGACY_CONTEXT */
+
 #if defined(MBEDTLS_ECDSA_DETERMINISTIC)
     if( strcmp( "MBEDTLS_ECDSA_DETERMINISTIC", config ) == 0 )
     {