Revert "tails::git_annex: workaround bug in Bullseye's git-annex"

This reverts commit 8f8a8141,
which unfortunately did not do what I hoped.

manifests/git_annex.pp

@@ -9,20 +9,6 @@ class tails::git_annex (
     default => [],
   }
 
-  $bullseye_only_ensure = $::operatingsystemmajrelease ? {
-    '11'    => present,
-    default => absent,
-  }
-
-  # Fixes bug in Bullseye's git-annex: --quiet is not quiet
-  apt::pin { 'git-annex':
-    ensure     => $bullseye_only_ensure,
-    packages   => ['git-annex'],
-    originator => 'Debian',
-    codename   => 'bookworm',
-    priority   => 991,
-  }
-
   package { 'git-annex':
     ensure          => $ensure,
     install_options => $install_options,