Update integration tests user

[maxday]

What does this PR do?

User has been created + IAM permission
Once approved, I'll change github action secrets

Motivation

AWS account migration

Testing Guidelines

integration tests are passing

Additional Notes

Types of Changes

• Bug fix
• New feature
• Breaking change
• Misc (docs, refactoring, dependency upgrade, etc.)

Check all that apply

• This PR's description is comprehensive
• This PR contains breaking changes that are documented in the description
• This PR introduces new APIs or parameters that are documented and unlikely to change in the foreseeable future
• This PR impacts documentation, and it has been updated (or a ticket has been logged)
• This PR's changes are covered by the automated tests
• This PR collects user input/sensitive content into Datadog
• This PR passes the integration tests (ask a Datadog member to run the tests)

[codecov-commenter]

Codecov Report

Merging #324 (17dabfb) into main (35295b3) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #324   +/-   ##
=======================================
  Coverage   80.35%   80.35%           
=======================================
  Files          36       36           
  Lines        1761     1761           
  Branches      410      410           
=======================================
  Hits         1415     1415           
  Misses        294      294           
  Partials       52       52           

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