Order in summary for some languages

[SamyPesse]

For some languages, the order in the summary is wrong, for example in french: https://github.com/GitbookIO/git/blob/master/fr/SUMMARY.md

[sdecima]

This is also true for Spanish:
https://github.com/GitbookIO/git/blob/master/es/SUMMARY.md