ovirt.te: add firewalld_t rules

This patch adds:
    type iptables_t
    allow firewalld_t auditd_log_t:dir { write add_name search };
    allow firewalld_t auditd_log_t:file { create open getattr append };
    allow firewalld_t init_t:dbus send_msg;
    allow firewalld_t iptables_t:process { siginh noatsecure rlimitinh };

Change-Id: I12c6952faceab801b9c0487e225ce3df7f23aabe
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
ovirt.te: Add brctl type

This patch adds:
    allow brctl_t self:capability sys_module;

Change-Id: I28132e76c63240745e54d94517868f936a9aa747
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
ovirt.te: add dhcpc_t type

This patch adds:
   allow dhcpc_t tmpfs_t:file { read };
   allow dhcpc_t hostname_t:process { siginh noatsecure rlimitinh };

Change-Id: I097f3ebc1ffa055504719c3ddc4f6c1de5e94c51
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>