3.13.1

CHANGES:

• Fix performance regression for incremental builds (#9769, fixes #9738,
  @rgrinberg)

• Fix dune ocaml top-module to correctly handle absolute paths. (#8249, fixes
  #7370, @Alizter)

• subst: ignore broken symlinks when looking at source files (#9810, fixes
  #9593, @emillon)

• subst: do not fail on 32-bit systems when large files are encountered. Just
  log a warning in this case. (#9811, fixes #9538, @emillon)

• boot: sort directory entries in readdir. This makes the dune binary
  reproducible in terms of filesystem order. (#9861, fixes #9794, @emillon)