Merge pull request bhrigukansra#86 from akg1997/patch-1

Update contributors.md

Author: Bhrigu Kansra

contributors.md

@@ -18,10 +18,7 @@
 15. [Prakhar Mittal](https://github.com/tonystark97)
 16. [Manthan Keim ](https://github.com/ManthanKeim)
 17. [Gunnika Batra](https://github.com/Gunnika)
-
-
-18. [Abhishek Gupta](https://github.com/abhishek-gupta-97)
-
+18. [Abhishek Gupta](https://github.com/akg1997)
 19. [Pratyush Mishra](https://github.com/Pratyush2703)
 20. [Harshit Kumar](https://github.com/kHarshit)
 21. [Ankit Bajaj](https://github.com/ankit10101)