add yashpandey06 as a contributor for content

[allcontributors]

Adds @yashpandey06 as a contributor for content.

This was requested by sspencerwire in this comment

[skip ci]

[github-actions]

Test results for 202d9a3:

Number of broken URLs: 2

URL,RESULT,FILENAME
 https://www.linode.com/docs/guides/beginners-guide-to-lxd-reverse-proxy,failed,guides/containers/lxd_web_servers.md
 https://docs.rockylinux.org/gemstones/docker/,failed,guides/containers/rancher_and_kubernetes.md

[yashpandey06]

Thanks , looking forward to healthy contributions!!