Update re_test-integration-azure.yml

[MarcAstr0]

Description

Related PRs: #1563, #1562
Pinning Ubuntu version to 22.04. Adding a step for installing Terraform resulted in some commands breaking other parts of the workflow.

Changes

Checks

• Project Builds
• Project passes tests and checks
• Updated documentation accordingly

[what-the-diff]

PR Summary

• Updated the Base Image for Deployment Jobs
  The base image used in the deployment jobs has been upgraded from 'ubuntu-latest' to 'ubuntu-22.04'. This change could enhance the performance and security of the deployment jobs by taking advantage of the recent updates and improvements in the 'ubuntu-22.04' version.

• Simplified Workflow by Removing Terraform Installation Step
  The step for installing Terraform has been eliminated, which simplifies the workflow. This would reduce the time and resources required for set-up ensuring our workflow is more efficient and streamlined.