(FACT-3483) Temporarily pin sys-filesystem to <= 1.5.0

This commit pins sys-filesystem to <= 1.5.0 to resolve the failing integration
ubuntu-22.04 jruby-9.3.14.0 check and also allow sys-filesystem 1.4.4 which we
ship in puppet-runtime. This should be reverted once FACT-3483 is resolved.

facter.gemspec

@@ -42,7 +42,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'rubocop-performance', '~> 1.5.2'
   spec.add_development_dependency 'rubocop-rspec', '~> 2.10' # last version to support 2.5
   spec.add_development_dependency 'simplecov', '~> 0.17.1'
-  spec.add_development_dependency 'sys-filesystem', '~> 1.4'
+  spec.add_development_dependency 'sys-filesystem', ['>= 1.4.0', '<= 1.5.0']
   spec.add_development_dependency 'webmock', '~> 3.12'
   spec.add_development_dependency 'yard', '~> 0.9'