Pass HD path data through SignatureData

Summary:
This is a partial backport of Core PR13723 : https://github.com/bitcoin/bitcoin/pull/13723/commits/cad5dd2368109ec398a3b79c8b9e94dfd23f0845

Depends on D4491

Test Plan:

make check
./test/functional/test_runner.py

Reviewers: #bitcoin_abc, Fabien

Reviewed By: #bitcoin_abc, Fabien

Differential Revision: https://reviews.bitcoinabc.org/D4493