fuzz: Extend script fuzz test

Summary:
Backport of core PR18519.

Depends on D8945.

The Segwit related part has been removed.

Test Plan:

ninja bitcoin-fuzzers
./test/fuzz/test_runner.py <path_to_corpus>

Reviewers: #bitcoin_abc, PiRK

Reviewed By: #bitcoin_abc, PiRK

Differential Revision: https://reviews.bitcoinabc.org/D8946