Bug 36552: (QA follow-up) Add POSIX module

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>

authorities/authorities.pl

@@ -21,6 +21,7 @@
 use Modern::Perl;
 
 use CGI qw ( -utf8 );
+use POSIX;
 use C4::Auth qw( get_template_and_user );
 use C4::Output qw( output_html_with_http_headers );
 use C4::AuthoritiesMarc qw( AddAuthority ModAuthority GetAuthority GetTagsLabels GetAuthMARCFromKohaField FindDuplicateAuthority );

cataloguing/addbiblio.pl

@@ -22,6 +22,7 @@
 use Modern::Perl;
 
 use CGI;
+use POSIX;
 use C4::Output qw( output_html_with_http_headers );
 use C4::Auth qw( get_template_and_user haspermission );
 use C4::Biblio qw(