perl-Titanium build-requires perl(Module::Starter::Plugin::CGIApp) but perl-Module-Starter-Plugin-CGIApp requires perl(Titanium) itself.

Fortunately, perl-Titanium's test suite doesn't appear to actually test its functionality, so we can get away without BR: perl(Module::Starter::Plugin::CGIApp) when bootstrapping:

diff --git a/perl-Titanium.spec b/perl-Titanium.spec
index eea9d4a..2ac20ca 100644
--- a/perl-Titanium.spec
+++ b/perl-Titanium.spec
@@ -25,7 +25,10 @@ BuildRequires:  perl(CGI::Application::Plugin::ValidateRM)
 BuildRequires:  perl(CGI::Application::Server)
 BuildRequires:  perl(CGI::Application::Standard::Config)
 BuildRequires:  perl(Module::Build)
+# Module::Starter::Plugin::CGIApp requires Titanium itself
+%if 0%{!?perl_bootstrap:1}
 BuildRequires:  perl(Module::Starter::Plugin::CGIApp)
+%endif
 BuildRequires:  perl(Test::Pod)
 BuildRequires:  perl(Test::WWW::Mechanize::CGIApp)
 Requires:       perl(:MODULE_COMPAT_%(eval "`%{__perl} -V:version`"; echo $version))