Update GUIDE_pt.md

[HamiltonLopes]

Add overview of programming languages, development processes, dependencies, and open-source practices

• Added detailed descriptions of various programming languages including C, Java, Python, and others.
• Explained key development concepts such as version control, branching, and merging.
• Introduced the importance of managing dependencies in modern projects.
• Included an overview of open-source software and its community-driven nature.