fix changelog

(try to make rhel7 rpm happy)

kf5-kcmutils.spec

@@ -172,16 +172,16 @@ make test ARGS="--output-on-failure --timeout 300" -C %{_target_platform} ||:
 * Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 5.78.0-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
 
-* Mon Jan  4 08:41:03 CST 2021 Rex Dieter <rdieter@fedoraproject.org> - 5.78.0-1
+* Mon Jan  4 2021 Rex Dieter <rdieter@fedoraproject.org> - 5.78.0-1
 - 5.78.0
 
-* Sun Dec 13 14:09:05 CST 2020 Rex Dieter <rdieter@fedoraproject.org> - 5.77.0-1
+* Sun Dec 13 2020 Rex Dieter <rdieter@fedoraproject.org> - 5.77.0-1
 - 5.77.0
 
-* Thu Nov 19 08:56:39 CST 2020 Rex Dieter <rdieter@fedoraproject.org> - 5.76.0-1
+* Thu Nov 19 2020 Rex Dieter <rdieter@fedoraproject.org> - 5.76.0-1
 - 5.76.0
 
-* Wed Oct 14 09:47:30 CDT 2020 Rex Dieter <rdieter@fedoraproject.org> - 5.75.0-1
+* Wed Oct 14 2020 Rex Dieter <rdieter@fedoraproject.org> - 5.75.0-1
 - 5.75.0
 
 * Fri Sep 18 2020 Jan Grulich <jgrulich@redhat.com> - 5.74.0-1