[Backport] Correct typo correction js files

[hitesh-wagento]

Correct typo correction js files

Fixed Issues (if relevant)

#15888

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)

[magento-engcom-team]

Hi @hitesh-wagento. Thank you for your contribution
Here is some useful tips how you can test your changes using Magento test environment.
Add the comment under your pull request to deploy test or vanilla Magento instance:

• @magento-engcom-team give me test instance - deploy test instance based on Pull Request changes
• @magento-engcom-team give me new test instance - deploy NEW test instance based on Pull Request changes
• @magento-engcom-team give me {$VERSION} instance - deploy Vanilla Magento instance for Issue or Pull Request

For more details, please, review the Magento Contributor Assistant documentation

[hitesh-wagento]

@saurabh-aureate why are you close my PR?

[magento-engcom-team]

Hi @hitesh-wagento. Thank you for your contribution.
Changes from your Pull Request will be available with the upcoming 2.1.15 release.