Improve README - Githubissues

This pull request attempts to improve the repo README file with additional context and content.

🛠️ PR Summary

_{Made with ❤️ by Ultralytics Actions}

Enhanced Flickr Scraper for streamlined image dataset creation for YOLO models.

📝 Updated introductory text to be more welcoming and explain the purpose of the scraper.
📦 Included more explicit and simpler setup instructions for installing requirements.
🔑 Highlighted the steps to set up API credentials more clearly.
⬇️ Improved clarity on how to run the scraper and handle results.
📚 Changed citation format for reference.
🔄 Removed redundant sections like Contribute, License, and Contact, streamlining the readme.
🎨 Added social media links as graphical buttons for improved visual appeal and accessibility.
📈 Clarified the use of issue tracking on GitHub and directed professional support inquiries to Ultralytics' website, eliminating direct email contact.

🤝 Makes the tool more welcoming and easier to understand for new users, encouraging adoption.
🚀 Simplifies the installation and setup process, reducing the barrier to entry for using the scraper.
📈 Promotes proper use of the tool by clearly highlighting how to enter API credentials and use the scraper.
🌐 Enhances the visibility and accessibility of the tool, making it easier for users to cite and contribute.
📢 Shifts support queries to public channels, fostering a supportive community and sharing knowledge openly.