package/ndisc6: bump to version 1.0.5

- Drop patch (already in version)
- Update indentation in hash file (two spaces)

https://git.remlab.net/gitweb/?p=ndisc6.git;a=blob;f=NEWS;h=e0281e4f98149f25bf6d91fbf790bf8371c9f875;hb=b706f5f01aa82aa0db678fffd15a1527f330c507



Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>