message: fix: Generalize typing on pushQuad.
diff: -import type { Readable, PassThrough } from 'stream';
  +import type { Readable } from 'stream';
  import arrayifyStream from 'arrayify-stream';
  import type { ParserOptions } from 'n3';
  import { DataFactory, StreamParser, StreamWriter } from 'n3';
  @@ -12,7 +12,7 @@ import { toSubjectTerm, toPredicateTerm, toObjectTerm } from './TermUtil';
  * Generates a quad with the given subject/predicate/object and pushes it to the given array.
  */
  export function pushQuad(
  - quads: Quad[] | PassThrough,
  + quads: Quad[] | Readable,
  subject: string | NamedNode,
  predicate: string | NamedNode,
  object: string | NamedNode | Literal,
  