add Adia Lab sponsor logo to welcome.md (#94)

* add Adia Lab sponsor logo to welcome.md

* add Adia Lab sponsor logo to welcome.md

* update logo link

Author: purna135

welcome.md

@@ -128,6 +128,13 @@ Mistplay is the world's leading Loyalty Program for mobile gamers.
 
 The future of AI gathers here.
 :::
+:::{grid-item-card} Adia Lab
+:link: https://www.adialab.ae/
+
+<img src="https://github.com/pymc-devs/brand/blob/main/sponsors/sponsor_logos/adia-lab/adia-lab-transparent.png?raw=true"/>
+
+Dedicated to basic and applied research in data and computational sciences.
+:::
 
 ::::
 :::::