tests: remove unused uncounting_illegal_callback_fn #1657

1. 
   jonasnick commented at 8:02 am on March 13, 2025: contributor

   This callback function has been unused since a1d52e3e125bb46dac2cf6daa699e9f15167e8d4
2. tests: remove unused uncounting_illegal_callback_fn

   This callback function has been unused since
   a1d52e3e125bb46dac2cf6daa699e9f15167e8d4

   51907fa918
3. real-or-random approved
4. 
   real-or-random commented at 8:36 am on March 13, 2025: contributor

   utACK https://github.com/bitcoin-core/secp256k1/pull/1657/commits/51907fa91875b8fd34cb23ec6c23793f7ea92949
5. real-or-random added the label assurance on Mar 13, 2025
6. real-or-random added the label refactor/smell on Mar 13, 2025
7. jonasnick merged this on Mar 13, 2025
8. jonasnick closed this on Mar 13, 2025

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Contributors
jonasnick real-or-random

Labels
assurance refactor/smell