worker: mention argument name in type check message

Refs: https://github.com/nodejs/node/pull/32745#discussion_r406564208

PR-URL: https://github.com/nodejs/node/pull/32815


Reviewed-By: Zeyu Yang <himself65@outlook.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>