docs: add krishdevdb as a contributor

[allcontributors]

Adds @krishdevdb as a contributor for blog, content, doc, design, example, ideas, maintenance, infra, platform, review, tool, translation, test, tutorial, talk, video.

This was requested by krishdevdb in this comment

[ghost]

@all-contributors update

[allcontributors]

@krishdevdb

I could not determine your intention.

Basic usage: @all-contributors please add @Someone for code, doc and infra

For other usages see the documentation

[ghost]

@all-contributors add @krishdevdb for code

[allcontributors]

@krishdevdb

This project's configuration file has malformed JSON: .all-contributorsrc. Error:: Unexpected token ] in JSON at position 579

[ghost]

@all-contributors add @krishdevdb for blog

[allcontributors]

@krishdevdb

This project's configuration file has malformed JSON: .all-contributorsrc. Error:: Unexpected token ] in JSON at position 579