Bug 32558: (QA follow-up) Move ForkManager to required

Thx Martin Renvoize for noting this.

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>

cpanfile

@@ -136,6 +136,7 @@ requires 'YAML::XS', '0.76';
 requires 'Mojolicious::Plugin::OAuth2', '2.02';
 requires 'Crypt::OpenSSL::Bignum', '0.09';
 requires 'Crypt::OpenSSL::RSA', '0.15';
+requires 'Parallel::ForkManager', '0.75';
 recommends 'AnyEvent', '5.0';
 recommends 'AnyEvent::HTTP', '2.13';
 recommends 'Archive::Extract', '0.60';
@@ -161,7 +162,6 @@ recommends 'Net::SFTP::Foreign', '1.73';
 recommends 'Net::Server', '0.97';
 recommends 'Net::Z3950::SimpleServer', '1.15';
 recommends 'PDF::FromHTML', '0.31';
-recommends 'Parallel::ForkManager', '0.75';
 recommends 'SMS::Send', '0.05';
 recommends 'Selenium::Remote::Driver', '1.27';
 recommends 'Starman', '0.4014';