refactor: Reorganize repository structure for better learning flow

[Hebe-330]

Description: This PR improves the repository organization to create a better learning experience.

Changes Made

• Created numbered sections for clear learning progression

  • 1-Introduction to Neural Networks
  • 2-Convolutional Neural Networks
  • 3-Recurrent Neural Networks
  • 4-Generative Adversarial Networks
  • 5-Elective Material

• Reorganized content and projects

  • Moved related tutorials and projects into their respective sections
  • Ensured logical progression from basics to advanced topics
  • Grouped complementary materials together

• Improved directory structure

  • Implemented consistent naming convention
  • Organized assets and notebooks hierarchically
  • Maintained clear separation between core and elective materials

Benefits

• Clearer learning path for students
• Better organization of related materials
• More intuitive project placement within relevant sections
• Easier navigation through the course content

No content was modified; this is purely a structural reorganization to enhance the learning experience.