Modify a regression test to match output from Boost 1.77
Modify a regression test to match output from Boost 1.77

A better fix for this issue is needed, however.

ledger/ledger,afh/ledger,afh/ledger,afh/ledger,afh/ledger,ledger/ledger,afh/ledger,ledger/ledger,ledger/ledger,ledger/ledger