Missing file(s): bin/distribution/policies.json

[Martinfx]

hi,
i built on FreeBSD and i have a problem with Missing file(s): bin/distribution/policies.json.
Why this missing ?

     \
    --compress none \
    /usr/home/maxfx/Documents/FreeBSD-Ports/mercury/work/firefox-122.0/browser/installer/package-manifest.in '../../dist' '../../dist'/mercury \
    
error: $SRCDIR/browser/installer/package-manifest.in:271: Missing file(s): bin/distribution/policies.json
Traceback (most recent call last):
  File "/usr/home/maxfx/Documents/FreeBSD-Ports/mercury/work/firefox-122.0/toolkit/mozapps/installer/packager.py", line 295, in <module>
    main()
  File "/usr/home/maxfx/Documents/FreeBSD-Ports/mercury/work/firefox-122.0/toolkit/mozapps/installer/packager.py", line 252, in main
    copier.add(mozpath.join(respath, "removed-files"), removals)
  File "/usr/local/lib/python3.9/contextlib.py", line 126, in __exit__
    next(self.gen)
  File "/usr/home/maxfx/Documents/FreeBSD-Ports/mercury/work/firefox-122.0/python/mozbuild/mozpack/errors.py", line 143, in accumulate
    raise AccumulatedErrors()
mozpack.errors.AccumulatedErrors
gmake[1]: *** [/usr/home/maxfx/Documents/FreeBSD-Ports/mercury/work/firefox-122.0/toolkit/mozapps/installer/packager.mk:25: stage-package] Error 1
gmake[1]: Leaving directory '/usr/home/maxfx/Documents/FreeBSD-Ports/mercury/work/.build/browser/installer'
gmake: *** [/usr/home/maxfx/Documents/FreeBSD-Ports/mercury/work/firefox-122.0/browser/build.mk:15: install] Error 2
*** Error code 2