test: cover invalid codesep positions for signature in taproot #32301

1. 
   instagibbs commented at 8:18 pm on April 17, 2025: member

   There is some basic coverage, but I felt like adding some boundary conditions where the only issue is the codesep value would be nice.
2. 
   DrahtBot commented at 8:18 pm on April 17, 2025: contributor

   The following sections might be updated with supplementary metadata relevant to reviewers and maintainers.

   Code Coverage & Benchmarks

   For details see: https://corecheck.dev/bitcoin/bitcoin/pulls/32301.

   Reviews

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   Type	Reviewers
   Stale ACK	sipa

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   Conflicts

   Reviewers, this pull request conflicts with the following ones:

   • #32473 (Introduce per-txin sighash midstate cache for legacy/p2sh/segwitv0 scripts by sipa)

   If you consider this pull request important, please also help to review the conflicting pull requests. Ideally, start with the one that should be merged first.

3. DrahtBot added the label Tests on Apr 17, 2025
4. 
   sipa commented at 9:51 pm on April 17, 2025: member

   ACK 175740991e0081c35f471cd7f1ad067e3e1f978f
5. fanquake requested review from ajtowns on Apr 25, 2025
6. DrahtBot added the label Needs rebase on May 6, 2025
7. instagibbs force-pushed on May 30, 2025
8. test: cover invalid codesep positions for signature in taproot 89646cbd82
9. instagibbs force-pushed on May 30, 2025
10. bitcoin deleted a comment on May 30, 2025
11. 
    instagibbs commented at 2:11 pm on May 30, 2025: member

    rebased due to merge conflict
12. DrahtBot removed the label Needs rebase on May 30, 2025

Contributors
instagibbs DrahtBot sipa

Review Requested
ajtowns

Labels
Tests