Removed non-existing argument

[yogeshsuhagiya]

Description

1. Removed non-existing argument from constructor's comment block
2. Added space between to member variables

Fixed Issues (if relevant)

1. N/A

Manual testing scenarios

1. 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)

[VladimirZaets]

Hi, @yogeshks, I took your PR into processing, thank you for collaboration.

[magento-engcom-team]

Hi @yogeshks. Thank you for your contribution.
Changes from your Pull Request will be available with the upcoming 2.2.5 release.

Please, consider porting this solution across release lines.
You may use Porting tool to port commits automatically.