[xml] Update Corsican translation for Notepad++ 8.7

[Patriccollu]

Hello,

This is an update of Corsican localization to take into account the following commits:

• https://github.com/notepad-plus-plus/notepad-plus-plus/commit/439bbb04d2fae1c1e3d3362049a1fc84866511b7 Make C-Like indent deactivatable
• https://github.com/notepad-plus-plus/notepad-plus-plus/commit/108b9f0d24643620f1ea51aea27a670388464dd3 Improve description for settings "Backup"
• https://github.com/notepad-plus-plus/notepad-plus-plus/commit/ea5e36a5bee5032c3b545539915c94272c9f93d2 Add missing localization for debug info dialog and print error
• https://github.com/notepad-plus-plus/notepad-plus-plus/commit/d805dcb39cc14e752e743b641fb3e19bff99978a Fix typo & minor changes

Updated on July 26^th:

• https://github.com/notepad-plus-plus/notepad-plus-plus/commit/bfe27cc8602d510abc9dc12545dadae432614bd6 Add the ability to open the copy after "Save a Copy" command

Cheers, Patriccollu.