Fix version history (envoyproxy#8021)

Follow-up for envoyproxy#7995.

Signed-off-by: Raul Gutierrez Segales <[email protected]>

Author: Raúl Gutiérrez Segalés

docs/root/intro/version_history.rst

@@ -25,7 +25,7 @@ Version history
 * grpc-json: added support for :ref:`ignoring unknown query parameters<envoy_api_field_config.filter.http.transcoder.v2.GrpcJsonTranscoder.ignore_unknown_query_parameters>`.
 * header to metadata: added :ref:`PROTOBUF_VALUE <envoy_api_enum_value_config.filter.http.header_to_metadata.v2.Config.ValueType.PROTOBUF_VALUE>` and :ref:`ValueEncode <envoy_api_enum_config.filter.http.header_to_metadata.v2.Config.ValueEncode>` to support protobuf Value and Base64 encoding.
 * http: added the ability to reject HTTP/1.1 requests with invalid HTTP header values, using the runtime feature `envoy.reloadable_features.strict_header_validation`.
-* http: changed Envoy to forward existing x-forwarded-proto from upstream trusted proxies. Guarded by `envoy.reloadable_features.trusted_forwarded_proto` which defaults true.
+* http: changed Envoy to forward existing x-forwarded-proto from downstream trusted proxies. Guarded by `envoy.reloadable_features.trusted_forwarded_proto` which defaults true.
 * http: added the ability to :ref:`merge adjacent slashes<envoy_api_field_config.filter.network.http_connection_manager.v2.HttpConnectionManager.merge_slashes>` in the path.
 * listeners: added :ref:`continue_on_listener_filters_timeout <envoy_api_field_Listener.continue_on_listener_filters_timeout>` to configure whether a listener will still create a connection when listener filters time out.
 * listeners: added :ref:`HTTP inspector listener filter <config_listener_filters_http_inspector>`.