chore: fix unicde

Signed-off-by: zirain <zirain2009@gmail.com>

internal/xds/translator/testdata/out/xds-ir/jsonpatch-invalid-patch.envoypatchpolicies.yaml

@@ -4,7 +4,7 @@
     conditions:
     - lastTransitionTime: null
       message: 'unable to unmarshal xds resource {"name":"first-listener","address":{"socket_address":{"address":"0.0.0.0","port_value":10080}},"default_filter_chain":{"filters":[{"name":"envoy.filters.network.http_connection_manager","typed_config":{"@type":"type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager","stat_prefix":"http","rds":{"config_source":{"ads":{},"resource_api_version":"V3"},"route_config_name":"first-listener"},"http_filters":[{"name":"envoy.filters.http.router","typed_config":{"@type":"type.googleapis.com/envoy.extensions.filters.http.router.v3.Router"}}],"common_http_protocol_options":{"headers_with_underscores_action":"REJECT_REQUEST"},"http2_protocol_options":{"max_concurrent_streams":100,"initial_stream_window_size":65536,"initial_connection_window_size":1048576},"use_remote_address":true,"upgrade_configs":[{"upgrade_type":"websocket"}],"normalize_path":true,"merge_slashes":true,"path_with_escaped_slashes_action":"UNESCAPE_AND_REDIRECT"}}]},"per_connection_buffer_limit_bytes":32768,"this":{"path":{"never":{"existed":{"name":"envoy.filters.http.ratelimit","typed_config":{"@type":"type.googleapis.com/envoy.extensions.filters.http.ratelimit.v3.RateLimit","domain":"eg-ratelimit","failure_mode_deny":true,"rate_limit_service":{"grpc_service":{"envoy_grpc":{"cluster_name":"rate-limit-cluster"}},"transport_api_version":"V3"},"timeout":"1s"}}}}}},
-        err:proto: (line 1:1023): unknown field "this"'
+        err:proto: (line 1:1023): unknown field "this"'
       reason: Invalid
       status: "False"
       type: Programmed