🩹 [Patch]: Run tests on all OS'es

[MariusStorhaug]

Description

This pull request includes significant changes to the GitHub Actions workflows and a script file. The changes aim to consolidate workflow configurations, improve error handling, and add new validation settings.

Workflow Consolidation and Improvements:

• .github/workflows/Action-Test.yml: Consolidated multiple test jobs into a single reusable workflow by referencing TestWorkflow.yml and using matrix strategy for operating systems.
• .github/workflows/TestWorkflow.yml: Created a new reusable workflow with multiple test jobs, including ActionTestBasic, ActionTestWithScript, ActionTestCommands, ActionTestWithoutToken, and ActionTestWithPAT.

Validation Settings:

• .github/workflows/Linter.yml: Added a new validation setting VALIDATE_JSCPD to the environment variables.

Script File Enhancements:

• scripts/main.ps1: Improved error handling in the Install-PSResource function by adding a retry mechanism with a delay.
• scripts/main.ps1: Made minor formatting changes to the script output.

Type of change

• 📖 [Docs]
• 🪲 [Fix]
• 🩹 [Patch]
• ⚠️ [Security fix]
• 🚀 [Feature]
• 🌟 [Breaking change]

Checklist

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas