Add new libraries: Project Reactor, AWS SDK for Java, and Google Cloud Client Libraries

[yashtripathi08]

Description

This PR adds new libraries to the Awesome Java repository in the following categories:

• Reactive Programming: Added Project Reactor, a framework for building non-blocking applications.
• Cloud Integration: Added AWS SDK for Java and Google Cloud Client Libraries, which provide Java APIs for interacting with Amazon Web Services and Google Cloud services.

Changes Made

• Reactive Programming

  • Project Reactor: A framework for building non-blocking applications on the JVM, providing support for reactive programming.
    • GitHub: Project Reactor
    • Website: Project Reactor

• Cloud Integration

  • AWS SDK for Java: Provides Java APIs for interacting with Amazon Web Services.

    • GitHub: AWS SDK for Java
    • Website: AWS SDK for Java

  • Google Cloud Client Libraries: Client libraries for accessing Google Cloud services from Java applications.

    • GitHub: Google Cloud Client Libraries
    • Website: Google Cloud Client Libraries

Justification

These libraries are well-established and widely used in the Java community. Adding them to the Awesome Java repository will provide valuable resources for developers looking to enhance their projects with robust and reliable tools.

Checklist

• Followed the contribution guidelines.
• Added new entries in the correct format.
• Verified the accuracy of the links provided.

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Thank you for considering my contributions! I am open to any feedback and happy to make necessary adjustments.