Accepting request 150519 from home:coolo:branches:openSUSE:Factory

- looks like testsuite runs only on kvm, so add _constraint
  (actually it does not build on xen, but I can't constraint that)

OBS-URL: https://build.opensuse.org/request/show/150519
OBS-URL: https://build.opensuse.org/package/show/Base:System/glibc?expand=0&rev=266

_constraints

@@ -5,4 +5,5 @@
       <size unit="M">1500</size>
     </memory>
   </hardware>
+  <sandbox>kvm</sandbox>
 </constraints>