Update ruby-facter to 1.6.5.

1.6.5
===
71d3d3d (#12077) Add pciutils RPM dependency
1df5b46 (#11566) Add windows support for ec2 facts
d1a33e5 (#11848) Don't hard code ruby install paths in Windows batch files
14cad7e Build a Rake task for building Apple Packages
5a60ca6 (#11559) Switch to RbConfig & Provide alias for RbConfig for pre-1.8.5
88c9429 (#10271) Identifying 'Amazon' using '/etc/system-release'
2de7b84 (#11661) EC2 rspec tests were using throw not raise to simulate a timeout
b51ccf0 (#11583) Add basic coverage to the ec2 fact
82692ba (#9599) Generalize zone detection
e6cebd3 (#9599) Add nexenta facts
9401b78 (#11583) Switch request method to open-uri monkey patch 'open'
3ccac87 (#9708) Amend requires in specs to use simple requires
b0b5282 (#9708) Confine facts by kernel not operating system and remove confine for hardwareisa
c473e3f (#10309) Remove the with_verbose_disabled method
a99d87c (#10309) Rename tmpfile to tmpfilename to make function clear
d50fc48 (#10309) Move all fixture data in spec/unit/data to spec/fixtures
d6e8523 (#10309) Integrate new PuppetlabsSpec helpers into our existing facter spec code and general spec cleanup
c1604c7 (#10309) Add puppetlabs_spec helper library based on Puppets own puppet_spec helpers
d141e7e (maint) Fix requirement for FileUtils as operatingsystem_spec needs it now
9c224d3 (#11436) Unify memorysize and memorytotal facts
5c6322a (maint) Joined conditional statements for domain
a1dba38 (#11196) Scan all arp entries for an ec2 mac
5cd30eb (#8279) Join ec2 fact output with commas
4633996 (#9789) Extend coverage of operatingsystem specs
6d21f90 Move Linux specific virtual tests to correct block.
cb4e294 (#7753) Added error checking when adding resolves
6201820 (maint) remove redundant arch detection
4f9da1c (#11328) Fix uptime detection on OpenBSD
3f99f16 (#11328) Add virtualisation detection for OpenBSD

(taca)