Commit 3b71f2e4 added spec handling for with_firewalld_zone. We
now call %firewalld_reload if with_firewalld is set. But the matching
'BuildRequires: firewalld-filesystem' is only applied if
with_firewalld_zone is set.

Fix the former bit to use with_firewalld_zone
Reviewed-by: NLaine Stump <laine@laine.org>
Reported-by: NYuval Turgeman <yturgema@redhat.com>
Signed-off-by: NCole Robinson <crobinso@redhat.com>