docs: Fix syntax-check error
docs: Fix syntax-check error

commit id '40cb5581' caused syntax-check error:

prohibit_empty_lines_at_EOF
docs/manifest.json
maint.mk: empty line(s) or no newline at EOF
maint.mk:929: recipe for target 'sc_prohibit_empty_lines_at_EOF' failed
make: *** [sc_prohibit_empty_lines_at_EOF] Error 1

I just edited the file and replaced the closing } and it made things happy

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