message: add instructions to regenerate
diff: @@ -31,7 +31,16 @@ void PluginRootContext::onTick() {
  args.set_name("structured_state");
  args.set_type(envoy::source::extensions::common::wasm::WasmType::FlatBuffers);
  args.set_span(envoy::source::extensions::common::wasm::LifeSpan::DownstreamConnection);
  - // simple table {i : int64}
  + // Reflection flatbuffer for a simple table {i : int64}.
  + // Generated using the following schema.jbs:
  + //
  + // namespace Wasm.Common;
  + // table T {
  + // i: int64;
  + // }
  + // root_type T;
  + //
  + // flatc --cpp --bfbs-gen-embed schema.fbs
  static const char bfbsData[192] = {
  0x18, 0x00, 0x00, 0x00, 0x42, 0x46, 0x42, 0x53, 0x10, 0x00, 0x1C, 0x00, 0x04, 0x00, 0x08,
  0x00, 0x0C, 0x00, 0x10, 0x00, 0x14, 0x00, 0x18, 0x00, 0x10, 0x00, 0x00, 0x00, 0x30, 0x00,
  @@ -109,6 +118,11 @@ void PluginContext::onLog() {
  }
  // Wasm state property set and read validation for {i: 1337}
  + // Generated using the following input.json:
  + // {
  + // "i": 1337
  + // }
  + // flatc -b schema.fbs input.json
  {
  static const char data[24] = {0x0c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00,
  0x0c, 0x00, 0x04, 0x00, 0x06, 0x00, 0x00, 0x00,
  