docs(contribute): replace Azure DevOps references with GitHub equivalents

[Dejmenek]

Pull Request

Description

I replaced Azure DevOps organization URLs with GitHub-native equivalents, fixed broken links for MegaLinter and Coding Conventions, rewrote ADO workflow language for GitHub-native workflows and removed the "internal Stack Overflow" reference.

Related Issue

Closes #194

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Blueprint modification or addition
• Component modification or addition
• Documentation update
• CI/CD pipeline change
• Other (please describe):

Testing Performed

• Terraform plan/apply
• Blueprint deployment test
• Unit tests
• Integration tests
• Bug fix includes regression test (see Test Policy)
• Manual validation
• Other:

[Dejmenek]

@microsoft-github-policy-service agree

[Copilot]

Pull request overview

This PR migrates CONTRIBUTING.md from Azure DevOps references to GitHub-native equivalents, addressing issue #194. The changes replace 7 internal Azure DevOps organization URLs with publicly accessible GitHub URLs and update ADO-specific workflow language to use GitHub terminology and conventions.

Changes:

• Replaced all Azure DevOps organization URLs (dev.azure.com) with GitHub repository URLs
• Updated tracking system references from "Azure DevOps issues/Features" to "GitHub Issues"
• Removed "internal Stack Overflow" reference to reflect OSS project status
• Fixed documentation paths for MegaLinter and Coding Conventions guides

[katriendg]

Thank you @Dejmenek for picking up this issue and working through it! We really appreciate your contribution.

I have one small request to change one of the links (see my comment), otherwise this PR is looking exactly like we intended.

[Copilot]

Pull request overview

Copilot reviewed 1 out of 1 changed files in this pull request and generated 1 comment.

[WilliamBerryiii]

AWESOME ... thanks for the contribution!!! Merging!!!