Add Deepali Kumari to contributors list

Added my name, GitHub username, and college name to contributors.md as requested.

Author: deepali-kumari-iitp

contributers.md

@@ -77,5 +77,7 @@
 |Aditi Deshmukh         | InsanelySlowBurn          | IIIT Allahabad     
 | Amogh S. | MogaS811 | IIIT Allahabad |
 |Shambhu Chadana | Zarxeon | IIIT ALLAHABAD
+| Deepali Kumari | deepali-kumari-iitp | IIT Patna |
+
 <!-- ADD ABOVE THIS -->
 <!-- example | Korvac | Betty | Reyansh College | -->