hledger-1.51.1 fixes breakage with relative include paths in sym-linked files,
caused by 1.50.4's fixes (and a few other things).

- https://github.com/simonmichael/hledger/releases/1.51.1
- https://hledger.org/relnotes.html#2025-12-08-hledger-1511
- https://hledger.org/install

#hledger is free, robust, friendly, multicurrency, double-entry,
#plaintextaccounting software for unix, mac, windows, and the web,
written in #haskell for reliability.