docs: update list of contributors

PR-URL: #6419
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: stdlib-bot

CONTRIBUTORS

@@ -130,6 +130,7 @@ Rutam Kathale <138517416+performant23@users.noreply.github.com>
 Ruthwik Chikoti <145591715+ruthwikchikoti@users.noreply.github.com>
 Ryan Seal <splrk@users.noreply.github.com>
 Rylan Yang <137365285+rylany27@users.noreply.github.com>
+SAHIL KUMAR <168997976+sahilk45@users.noreply.github.com>
 SHIVAM YADAV <120725381+Shivam-1827@users.noreply.github.com>
 Sai Srikar Dumpeti <80447788+the-r3aper7@users.noreply.github.com>
 Sanchay Ketan Sinha <122982233+satansin123@users.noreply.github.com>