vircgroup: Call virCgroupRemove inside virCgroupMakeGroup
vircgroup: Call virCgroupRemove inside virCgroupMakeGroup

This fixes virCgroupEnableMissingControllers where virCgroupRemove
was not called in case virCgroupMakeGroup failed.

Reviewed-by: Ján Tomko <4cab11cfb98d3c937327354a78eb07dbb6ee2bc6@redhat.com>
Signed-off-by: Pavel Hrdina <d4772d05997b8abf035041e3b4f4996380ea7e7a@redhat.com>

crobinso/libvirt,fabianfreyer/libvirt,crobinso/libvirt,fabianfreyer/libvirt,libvirt/libvirt,eskultety/libvirt,eskultety/libvirt,jardasgit/libvirt,libvirt/libvirt,fabianfreyer/libvirt,eskultety/libvirt,zippy2/libvirt,jfehlig/libvirt,nertpinx/libvirt,olafhering/libvirt,jfehlig/libvirt,eskultety/libvirt,nertpinx/libvirt,zippy2/libvirt,libvirt/libvirt,jfehlig/libvirt,crobinso/libvirt,nertpinx/libvirt,olafhering/libvirt,jfehlig/libvirt,olafhering/libvirt,nertpinx/libvirt,zippy2/libvirt,andreabolognani/libvirt,jardasgit/libvirt,olafhering/libvirt,nertpinx/libvirt,zippy2/libvirt,andreabolognani/libvirt,libvirt/libvirt,eskultety/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,crobinso/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,andreabolognani/libvirt,jardasgit/libvirt,andreabolognani/libvirt,andreabolognani/libvirt