[Bug 1166611] Extend golang %files section with golang.org/x directory ownership

[Red Hat Bugzilla]

https://bugzilla.redhat.com/show_bug.cgi?id=1166611

Fedora Update System  changed:

What    |Removed                     |Added
----------------------------------------------------------------------------
   Fixed In Version|golang-1.5.1-0.fc22         |golang-1.5.1-0.fc22
                   |golang-1.5.1-0.el6          |golang-1.5.1-0.el6
                   |                            |golang-1.5.1-0.fc21