title, where: add Bengali translation

[siddiq0611]

• The page(s) are in the correct platform directories: common, linux, osx, windows, sunos, android, etc.
• The page(s) have at most 8 examples.
• The page description(s) have links to documentation or a homepage.
• The page(s) follow the content guidelines.
• The PR title conforms to the recommended templates.
• Version of the command being documented (if known):

[kbdharun]

Thanks for your contribution, I have some minor suggestions for this page.

As mentioned in the previous PR I am currently standardizing English periods to native ones. (Check out #11331 (comment)) [I have passed this info to Sebastian too]

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Offtopic: @siddiq0611 For PRs, I would suggest working on separate branches with your HEAD branch as tldr-pages/tldr:main instead of using the main branch of your fork.

Feel free to check out https://github.com/tldr-pages/tldr/blob/main/contributing-guides/git-terminal.md.