The struct for the thread interface.
See https://develop.sentry.dev/sdk/event-payloads/threads.
@type t() :: %Sentry.Interfaces.Thread{ crashed: boolean() | nil, current: boolean() | nil, held_locks: [term()], id: term(), main: boolean() | nil, name: String.t() | nil, stacktrace: Sentry.Interfaces.Stacktrace.t() | nil, state: term() }