Destroy the changeset, aborting any staging that was not applied.
Declared in <txmempool.h>
[[requires_capability(0x7fb95f5574d0), requires_capability(0x7fb968bc8be0), requires_capability(0x7fb95fdd2a20), requires_capability(0x7fb978b77de0), requires_capability(0x7fb96b8fd340), requires_capability(0x7fb96e5c3e10), requires_capability(0x7fb97a07de40), requires_capability(0x7fb96be45b90)]]
~ChangeSet();