Bump agent to d54a76a
Bump agent to d54a76a

- Add APPSIGNAL_IGNORE_NAMESPACES config option. Agent PR 255
- Reorder arguments of record_event function. Agent PR 259

appsignal/appsignal-elixir,appsignal/appsignal-elixir,appsignal/appsignal-elixir,appsignal/appsignal-elixir