Mandatory Perl build-requires added <https://fedoraproject.org/wiki/Changes/Build_Root_Without_Perl>

perl-Lingua-Stem-Ru.spec

@@ -9,6 +9,7 @@ Source0:        http://www.cpan.org/authors/id/N/NE/NEILB/Lingua-Stem-Ru-%{versi
 BuildArch:      noarch
 BuildRequires:  make
 BuildRequires:  perl
+BuildRequires:  perl-generators
 BuildRequires:  perl(ExtUtils::MakeMaker) >= 6.76
 BuildRequires:  perl(strict)
 BuildRequires:  perl(warnings)