Tests not working against ruby 3.2

[Segaja]

I get the following errors when trying to rebuild this package against ruby 3.2 with latest dependencies:

Resolving dependencies...
/usr/bin/ruby -w -I"lib:lib:test" /usr/lib/ruby/gems/3.2.0/gems/rake-13.0.6/lib/rake/rake_test_loader.rb "test/test_conversions.rb" "test/test_pandoc_ruby.rb"
Run options: --seed 57382

# Running:

..................................................................................................................S.................................F....F.............F..............................................F

Finished in 79.661215s, 2.6989 runs/s, 4.2806 assertions/s.

  1) Failure:
Conversions#test_0009_converts markdown to man [test/test_conversions.rb:27]:
---------
EXPECTED:
---------
.SH This is a Title
Some \f[I]emphasized text\f[R] and \c
.UR http://daringfireball.net/projects/markdown/
a link
.UE \c
---------
-------
ACTUAL:
-------
.SH This is a Title
Some \f[I]emphasized text\f[R] and a
link (http://daringfireball.net/projects/markdown/)
-------
.
--- expected
+++ actual
@@ -1,5 +1,3 @@
 ".SH This is a Title
-Some \\f[I]emphasized text\\f[R] and \\c
-.UR http://daringfireball.net/projects/markdown/
-a link
-.UE \\c"
+Some \\f[I]emphasized text\\f[R] and a
+link (http://daringfireball.net/projects/markdown/)"


  2) Failure:
Conversions#test_0049_converts rst to man [test/test_conversions.rb:27]:
---------
EXPECTED:
---------
.SH This is a Title
Some \f[I]emphasized text\f[R] and \c
.UR http://daringfireball.net/projects/markdown/
a link
.UE \c
---------
-------
ACTUAL:
-------
.SH This is a Title
Some \f[I]emphasized text\f[R] and a
link (http://daringfireball.net/projects/markdown/)
-------
.
--- expected
+++ actual
@@ -1,5 +1,3 @@
 ".SH This is a Title
-Some \\f[I]emphasized text\\f[R] and \\c
-.UR http://daringfireball.net/projects/markdown/
-a link
-.UE \\c"
+Some \\f[I]emphasized text\\f[R] and a
+link (http://daringfireball.net/projects/markdown/)"


  3) Failure:
Conversions#test_0029_converts html to man [test/test_conversions.rb:27]:
---------
EXPECTED:
---------
.SH This is a Title
Some \f[I]emphasized text\f[R] and \c
.UR http://daringfireball.net/projects/markdown/
a link
.UE \c
---------
-------
ACTUAL:
-------
.SH This is a Title
Some \f[I]emphasized text\f[R] and a
link (http://daringfireball.net/projects/markdown/)
-------
.
--- expected
+++ actual
@@ -1,5 +1,3 @@
 ".SH This is a Title
-Some \\f[I]emphasized text\\f[R] and \\c
-.UR http://daringfireball.net/projects/markdown/
-a link
-.UE \\c"
+Some \\f[I]emphasized text\\f[R] and a
+link (http://daringfireball.net/projects/markdown/)"


  4) Failure:
Conversions#test_0069_converts latex to man [test/test_conversions.rb:27]:
---------
EXPECTED:
---------
.SH This is a Title
Some \f[I]emphasized text\f[R] and \c
.UR http://daringfireball.net/projects/markdown/
a link
.UE \c
---------
-------
ACTUAL:
-------
.SH This is a Title
Some \f[I]emphasized text\f[R] and a
link (http://daringfireball.net/projects/markdown/)
-------
.
--- expected
+++ actual
@@ -1,5 +1,3 @@
 ".SH This is a Title
-Some \\f[I]emphasized text\\f[R] and \\c
-.UR http://daringfireball.net/projects/markdown/
-a link
-.UE \\c"
+Some \\f[I]emphasized text\\f[R] and a
+link (http://daringfireball.net/projects/markdown/)"


215 runs, 341 assertions, 4 failures, 0 errors, 1 skips

You have skipped tests. Run with --verbose for details.
rake aborted!
Command failed with status (1): [ruby -w -I"lib:lib:test" /usr/lib/ruby/gems/3.2.0/gems/rake-13.0.6/lib/rake/rake_test_loader.rb "test/test_conversions.rb" "test/test_pandoc_ruby.rb" ]

Tasks: TOP => default => test
(See full trace by running task with --trace)