Verify anchor signatures affect the BPT [#3311]
Closes #3311 (closed). Verifies that anchor signatures affect the BPT such that two nodes that process a different set of anchor signatures will produce a different BPT root hash.
Changelog: test
Closes #3311 (closed). Verifies that anchor signatures affect the BPT such that two nodes that process a different set of anchor signatures will produce a different BPT root hash.
Changelog: test