[Backport] Corrected the translation for comment tag

[yogeshsuhagiya]

Original Pull Request

#21023

Description (*)

Corrected the translation for <comment> tag and added translation key
Goto: STORES > Configuration > Payment Methods > RECOMMENDED SOLUTIONS: > OTHER PAYPAL PAYMENT SOLUTIONS: > Payflow Pro > Required PayPal Settings > Payflow Pro and Express Checkout. > Enable PayPal Credit

Fixed Issues (if relevant)

N/A

Manual testing scenarios

N/A

Contribution checklist

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds on Travis CI are green)

[m2-assistant]

Hi @yogeshsuhagiya. Thank you for your contribution
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[orlangur]

@yogeshsuhagiya please adopt corresponding tests to your changes.

[yogeshsuhagiya]

Hi @orlangur, I'm not getting your point, can you please let me know which tests I've to adopt?

[orlangur]

@yogeshsuhagiya check Travis CI builds which are currently failing.

[VasylShvorak]

✔️ QA passed

[Nazar65]

ping @orlangur to approve.

[magento-engcom-team]

Hi @orlangur, thank you for the review.
ENGCOM-5014 has been created to process this Pull Request

[m2-assistant]

Hi @yogeshsuhagiya, thank you for your contribution!
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