syntax-check: Fix regex for sc_require_attribute_cleanup_initialization
syntax-check: Fix regex for sc_require_attribute_cleanup_initialization

When I was cleaning up the regex after we removed most of our custom
autofree helpers I've forgot to delete one closing brace, thus the regex
was not matching anything.

Fixes: 65f702020e8
Signed-off-by: Peter Krempa <2cf5c04c61aa466e4a47bfedc747d17279c72ffc@redhat.com>
Reviewed-by: Ján Tomko <4cab11cfb98d3c937327354a78eb07dbb6ee2bc6@redhat.com>

zippy2/libvirt,olafhering/libvirt,crobinso/libvirt,libvirt/libvirt,zippy2/libvirt,jfehlig/libvirt,zippy2/libvirt,crobinso/libvirt,olafhering/libvirt,crobinso/libvirt,nertpinx/libvirt,jfehlig/libvirt,crobinso/libvirt,jfehlig/libvirt,olafhering/libvirt,olafhering/libvirt,zippy2/libvirt,nertpinx/libvirt,nertpinx/libvirt,libvirt/libvirt,nertpinx/libvirt,libvirt/libvirt,jfehlig/libvirt,nertpinx/libvirt,libvirt/libvirt