ChangeLog file is redundant with both changelog in spec file and git log.

Change-Id: I06ebaac38eabe5e592191091dcf934b841cf301a
Signed-off-by: Thomas Leibovici <thomas.leibovici@cea.fr>
Reviewed-on: https://cws-fleury.labs.ocre.cea.fr/gerrit/6716


Reviewed-by: Linter
Reviewed-by: Sebastien Gougeaud <sebastien.gougeaud@cea.fr>
Reviewed-by: Patrice LUCAS <patrice.lucas@cea.fr>
Tested-by: Jenkins s8open_nr <s8open_nr@ccc.ocre.cea.fr>