docs: update list of contributors

PR-URL: #2005

Signed-off-by: stdlib-bot <82920195+stdlib-bot@users.noreply.github.com>
Co-authored-by: Philipp Burckhardt <pburckhardt@outlook.com>

Author: stdlib-bot

CONTRIBUTORS

@@ -42,6 +42,7 @@ Matt Cochrane <matthew.cochrane.eng@gmail.com>
 Mihir Pandit <129577900+MSP20086@users.noreply.github.com>
 Milan Raj <rajsite@users.noreply.github.com>
 Momtchil Momtchev <momtchil@momtchev.com>
+Muhammad Haris <101793258+headlessNode@users.noreply.github.com>
 Naresh Jagadeesan <naresh.naresh000@gmail.com>
 Nithin Katta <88046362+nithinkatta@users.noreply.github.com>
 Ognjen Jevremović <ognjenjevremovic@users.noreply.github.com>
@@ -68,6 +69,7 @@ Snehil Shah <130062020+Snehil-Shah@users.noreply.github.com>
 Spandan Barve <contact@marsian.dev>
 Stephannie Jiménez Gacha <steff456@hotmail.com>
 Suraj kumar <125961509+kumarsuraj212003@users.noreply.github.com>
+Tirtadwipa Manunggal <tirtadwipa.manunggal@gmail.com>
 Utkarsh <http://utkarsh11105@gmail.com>
 Utkarsh Raj <rajutkarsh2505@gmail.com>
 Varad Gupta <varadgupta21@gmail.com>