Create multiple users in single steps in acceptance test feature files

[dpakach]

Description

In Acceptance tests replace steps

And user "user0" has been created with default attributes and skeleton files
And user "user1" has been created with default attributes and skeleton files

By

 And these users have been created with default attributes and skeleton files:
      | username |
      | user0    |
      | user1    |

Related Issue

• Related Issue speed-up CI QA#621

Motivation and Context

#35403 Added creating multiple users concurrently with batch requests. This PR uses these steps to make the tests faster

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Database schema changes (next release will require increase of minor version instead of patch)
• Breaking change (fix or feature that would cause existing functionality to change)
• Technical debt
• Tests only (no source changes)

Checklist:

• Code changes
• Unit tests added
• Acceptance tests added
• Documentation ticket raised:

Open tasks:

• Backport (if applicable set "backport-request" label and remove when the backport was done)

[paurakhsharma]

Looks good 👍

[phil-davis]

Backport stable10 #35532