WIN32: update NSIS script
Translations were updated from Transifex.
Translations were updated from Transifex.
Translations were updated from Transifex.
Translations were updated from Transifex.
Translations were updated from Transifex.
Translations were updated from Transifex.
Translations were updated from Transifex.
Fix spelling errors. [Thanls to Sopor]