(PA-5640) Fix up ffi gem

This PR sets the PKG_CONFIG_PATH for the rubygem-ffi component.

configs/components/rubygem-ffi.rb

@@ -75,13 +75,14 @@
  end 
  end 
 
- if platform.name =~ /solaris-11-i386/
+ # With Ruby 3.2 on Solaris-11 we install OpenSCW's libffi, no need to copy over the system libffi
+ if platform.name =~ /solaris-11-i386/ && rb_major_minor_version < 3.2
  pkg.install_file "/usr/lib/libffi.so.5.0.10", "#{settings[:libdir]}/libffi.so"
  elsif platform.name =~ /solaris-10-i386/
  pkg.install_file "/opt/csw/lib/libffi.so.6", "#{settings[:libdir]}/libffi.so.6"
  end
 
-
+ pkg.environment "PKG_CONFIG_PATH", '/opt/puppetlabs/puppet/lib/pkgconfig:$(PKG_CONFIG_PATH)'
  pkg.environment 'PATH', '/opt/freeware/bin:/opt/pl-build-tools/bin:$(PATH)' if platform.is_aix?
 
  if platform.is_cross_compiled? && !platform.is_macos?