fix: fixed Bicep warning caused by the identity type

[krbar]

Description

Fixed BCP321 warning caused by the identity variable in multiple modules.

Pipeline Reference

Pipeline
Error related to the WAF Reliability, not to this PR. Both static and deployment validations work fine.

Type of Change

• Update to CI Environment or utlities (Non-module effecting changes)
• Azure Verified Module updates:
  • Bugfix containing backwards compatible bug fixes, and I have NOT bumped the MAJOR or MINOR version in version.json:
    • Someone has opened a bug report issue, and I have included "Closes #{bug_report_issue_number}" in the PR description.
    • The bug was found by the module author, and no one has opened an issue to report it yet.
  • Feature update backwards compatible feature updates, and I have bumped the MINOR version in version.json.
  • Breaking changes and I have bumped the MAJOR version in version.json.
  • Update to documentation

Checklist

• I'm sure there are no other open Pull Requests for the same update/change
• I have run Set-AVMModule locally to generate the supporting module files.
• My corresponding pipelines / checks run clean and green without any errors or warnings

[segraef]

🚀

[microsoft-github-policy-service]

Note

The "Type: AVM 🅰️ ✌️ Ⓜ️" label was added as per ITA08BCP.