docs: add 2897robo as a contributor for code

[allcontributors]

Adds @2897robo as a contributor for code.

This was requested by iluwatar in this comment

[skip ci]

[github-actions]

PR Summary

Added 2897robo as a code contributor to the project's documentation. Updated the .all-contributorsrc file to include their contribution and reflected the change in the README.md file, increasing the total contributor count to 382.

Changes

File	Summary
.all-contributorsrc	Added 2897robo to the list of contributors with "code" contribution type. Updated the contributor count accordingly.
README.md	Updated the All Contributors badge and added 2897robo to the contributors table with a link to their GitHub profile and code contributions.

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autogenerated by presubmit.ai

[github-actions]

✅ LGTM!

Review Summary

Commits Considered (2)

• 733ce7f: docs: update .all-contributorsrc [skip ci]
• 5cebd18: docs: update README.md [skip ci]

Files Processed (2)

• .all-contributorsrc (1 hunk)
• README.md (2 hunks)

Actionable Comments (0)

Skipped Comments (0)

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
50.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud