Noticed during the recent error cleanups.

* src/network/bridge_driver.c (networkStartRadvd): Fix spacing.
* src/openvz/openvz_conf.c (openvzReadMemConf): Likewise.
* src/qemu/qemu_command.c (qemuNetworkIfaceConnect): Likewise.
* src/qemu/qemu_hotplug.c (qemuDomainDetachNetDevice): Likewise.
* src/qemu/qemu_process.c (qemuProcessStop): Likewise.
* src/security/virt-aa-helper.c (vah_add_file): Likewise.