bash: add traditional Chinese translation

[blueskyson]

• The page (if new), does not already exist in the repo.
• The page is in the correct platform directory (common/, linux/, etc.)
• The page has 8 or fewer examples.
• The PR title conforms to the recommended templates.
• The page follows the content guidelines.
• The page description includes a link to documentation or a homepage (if applicable).

[marchersimon]

The colon is missing from the last two examples. I can't make a suggestion, because GitHub alsways converts them to ASCI if I copy them.

[blueskyson]

@marchersimon I forgot to put colons to the last 2 examples. I'll fix it in the next commitment.

[marchersimon]

Thanks @blueskyson