debug conflicts on RHEL 6 glibc-debuginfo-common-2.12.1-149.el6_6.5.x86_64 and .i686

https://rhn.redhat.com/errata/RHSA-2015-0092.html

Critical security update for glibc fails to install (update) due to yum reported debug conflict

/usr/lib/debug/.../...debug conflicts between attempted installs of glibc-debuginfo-common-2.12.1-149.el6_6.5.x86_64 and glibc-debuginfo-common-2.12.1-149.el6_6.5.i686