doc: update the reference link to Bold format

[tungbq]

File: https://github.com/tungbq/devops-project/blob/main/README.md
In the https://github.com/tungbq/devops-project/blob/main/README.md#basic-of-devops section
Update the URL text to bold format: tungbq/devops-basic

[singhsayan]

Hello @tungbq ! I'd be more than happy to help with this. Please assign

[tungbq]

Thanks @singhsayan - assigned to you