Warnings when rendering document with lang: tr

[dragonstyle]

Explain the problem.
Rendering this document below test markdown document emits warnings regarding the translation:

test.md

---
title: Test
author: Tester 1
abstract: This is the abstract
lang: tr
---

## Test

Command

pandoc test.md --from markdown --to html --standalone

Warnings

[WARNING] Could not load translations for tr
  translations/tr.yaml: Aeson exception:
  Error in $: Invalid Term name "Subject"
[WARNING] The term Abstract has no translation defined.

It may be as simple as an extraneous translation of the term Subject, but I'm a little confused by the presence of the warning regarding Abstract, which does appear to be present.

Pandoc version?
pandoc 3.1.4 on MacOS

[jgm]

I think the problem is that Subject isn't one of the terms defined in the type we use for translations.
So the loading of translations is failing. I removed the line with Subject and that should fix things.