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}

Enhancements to Ultralytics' Bing image scraping tool for improved usability and documentation.

📝 Updated the README introduction to provide a clearer overview of the tool's purpose.
📌 Introduced more detailed installation and usage instructions, including links to the requirements.txt and external tools like Chrome and chromedriver.
🛠️ Improved example usage commands and output logs, making it easier for users to understand how to use the tool.
📖 Added a citation section to acknowledge the original repository of the software.
📑 Updated licensing information to distinctly explain the options available and their preferred use cases.
🤝 Provided guidance for reporting issues and joining the Ultralytics community discussions on Discord.

🚀 These updates aim to make it easier for users to set up, understand, and use the Bing image scraper for various projects.
🌐 By simplifying the documentation, users from all levels of expertise can leverage the tool for efficient image scraping from Bing, facilitating machine learning, data analysis, or personal endeavors.
👥 The clearer separation of licensing types helps users choose the right license based on their use case, promoting proper software usage and compliance.