[deepin-terminal] Updates for project Deepin Terminal (#380)

* [skip CI] Translate deepin-terminal.ts in ar

75% of minimum 50% translated source file: 'deepin-terminal.ts'
on 'ar'.

Sync of partially translated files: 
untranslated content is included with an empty translation 
or source language content depending on file format

* [skip CI] Translate deepin-terminal.ts in ar

100% translated source file: 'deepin-terminal.ts'
on 'ar'.

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Co-authored-by: transifex-integration[bot] <43880903+transifex-integration[bot]@users.noreply.github.com>