Revert "core: set DC compatability version to latest..."

This reverts commit 2f5c1aeb7c8cc3a10e4dee01275cdc20d73ed5f2.

Change-Id: I03b16c4d6adcadc2ffa4e209d7cb6489a11ca7df
Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=1053062
Signed-off-by: Eli Mesika <emesika@redhat.com>