bug#33616: biber build failure

[Danny Milosavljevic]

patch-shebang: ./dist/solaris_x86_64/build.sh: changing `/bin/bash' to 
`/gnu/store/q19l04vd2za80mk1845pz7r8cz29qk43-bash-minimal-4.4.23/bin/bash'
patch-shebang: ./dist/xsl-transform.pl: changing `/opt/local/bin/perl' to 
`/gnu/store/dna8kpb00kq176rz8x69yy4j33my2q55-perl-5.28.0/bin/perl'
phase `patch-source-shebangs' succeeded after 0.0 seconds
starting phase `configure'
running `perl' with arguments ("Build.PL" 
"--prefix=/gnu/store/y8wrqa80ij2q4xb6a3pmfpjib9hgkfhm-biber-2.7" 
"--installdirs=site")
WARNING: the following files are missing in your kit:
        META.json
        META.yml
Please inform the author.

Created MYMETA.yml and MYMETA.json
Creating new 'Build' script for 'biblatex-biber' version '2.7'
phase `configure' succeeded after 0.3 seconds
starting phase `patch-generated-file-shebangs'
phase `patch-generated-file-shebangs' succeeded after 0.0 seconds
starting phase `build'
Building biblatex-biber
phase `build' succeeded after 0.5 seconds
starting phase `check'
Unescaped left brace in regex is deprecated here (and will be fatal in Perl 
5.30), passed through in regex; marked by <-- HERE in m/}(\pM+\pL){ <-- HERE 
(?!\pL+\\)/ at /tmp/guix-build-biber-2
.7.drv-0/biber-2.7/blib/lib/Biber/LaTeX/Recode.pm line 316.

#   Failed test 'Annotations - 1'
#   at t/annotations.t line 87.
# --- Got
# +++ Expected
[...]
# -      \\field{sortinithash}{2c7981aaabc885868aba60f0c09ee20f}
# +      \\field{sortinithash}{7bba64db83423e3c29ad597f3b682cf3}
[...]
# -      \\field{sortinithash}{d77c7cdd82ff690d4c3ef13216f92f0b}
# +      \\field{sortinithash}{3248043b5fe8d0a34dab5ab6b8d4309b}
[...]
# -      \\field{sortinithash}{276475738cc058478c1677046f857703}
# +      \\field{sortinithash}{5f6fa000f686ee5b41be67ba6ff7962d}
[...]
# -      \\field{sortinithash}{276475738cc058478c1677046f857703}
# +      \\field{sortinithash}{5f6fa000f686ee5b41be67ba6ff7962d}
[...]
Files=43, Tests=1061, 51 wallclock secs ( 0.36 usr  0.08 sys + 36.43 cusr 14.72 
csys = 51.59 CPU)
Result: FAIL
Failed 16/43 test programs. 132/1061 subtests failed.

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