ADD HACKTOBERFEST AND GSSOC BANNER ON THE README

[amiya-cyber]

Description

added banners to the website

Related Issues

Fixes #609

Changes

List the detailed changes made in this PR.

• Added banners

Testing Instructions

Detailed instructions on how to test the changes. Include any setup needed and specific test cases.

1. Pull this branch.
2. Run npm install to install dependencies.
3. Run npm test to execute the test suite.
4. Verify that ...

Screenshots (if applicable)

Add any screenshots that help explain or visualize the changes.

Additional Context

Any additional context or information that reviewers should be aware of.

• This PR is based on the following...

Checklist

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• [x ] I have performed a self-review of my code
• [ x] I have commented my code, particularly in hard-to-understand areas
• [ x] My changes generate no new warnings
• [ x] I am working on this issue under GSSOC

[github-actions[bot]]

Thank you for submitting your pull request! 🙌 We'll review it as soon as possible. In the meantime, please ensure that your changes align with our CONTRIBUTING.md. If there are any specific instructions or feedback regarding your PR, we'll provide them here. Thanks again for your contribution! 😊

[shaurya35]

@amiya-cyber good work