fix spelling of 'allow' in RU translation
fix spelling of 'allow' in RU translation

https://en.wiktionary.org/wiki/%D0%BF%D0%BE%D0%B7%D0%B2%D0%BE%D0%BB%D0%B8%D1%82%D1%8C
eldk/tarteaucitron.js,AmauriC/tarteaucitron.js