buildpackages: fix dates in spec file changelog
Eliminates the following warnings:
2018-03-03T06:56:01.948 DEBUG:teuthology.misc:warning: bogus date in %changelog: Tue Mar 10 2013 Gary Lowell - 1-0
2018-03-03T06:56:01.948 DEBUG:teuthology.misc:warning: bogus date in %changelog: Tue Aug 27 2012 Gary Lowell - 1-0
@@ -217,11 +217,11 @@ install -pm 644 %{SOURCE0} \
#/etc/pki/rpm-gpg/*
%changelog
-* Tue Mar 10 2013 Gary Lowell <glowell@inktank.com> - 1-0
+* Tue Mar 12 2013 Gary Lowell <glowell@inktank.com> - 1-0
- Handle both yum and zypper
- Use URL to ceph git repo for key
- remove config attribute from repo file
-* Tue Aug 27 2012 Gary Lowell <glowell@inktank.com> - 1-0
+* Tue Aug 28 2012 Gary Lowell <glowell@inktank.com> - 1-0
- Initial Package
EOF
