Fix document formatting to correctly display code blocks

[10veU]

Use proper Markdown syntax to wrap code blocks, enabling correct syntax highlighting when rendered.

Thank you for taking time to contribute this pull request!
You might have already read the [contributor guide][1], but as a reminder, please make sure to:

• Sign the contributor license agreement
• Rebase your changes on the latest main branch and squash your commits
• Add/Update unit tests as needed
• Run a build and make sure all tests pass prior to submission

[ilayaperumalg]

@10veU We recently switched from a CLA contributor approach to the DCO. Could you sign the commit and re-push?

git config --global user.name "Your Name"
git config --global user.email "[email protected]"

go to PR branch

git commit --amend --signoff
git push --force

[ilayaperumalg]

@10veU Thanks for the PR!