[PkgDB] limb:python-diff-cover approveacls set to Approved

[pkgdb at fedoraproject.org]

user: limb set for dshea acl: approveacls of package: python-diff-cover from:  to: Approved on branch: f21

To make changes to this package see:
https://admin.fedoraproject.org/pkgdb/package/python-diff-cover