Add Harshit Gupta to contributors list (#113269)

Added a note about a bug in the auto-pr-merge workflow.

Author: Ashusf90

Contributors.md

@@ -1434,4 +1434,5 @@ Rongxin Zhang
 -Sriram
 - [kanikshaar](https://github.com/kanikshaar-1204)
 - [Pranjal Patil](https://github.com/pranjalp31)
-- (This line is added to show that auto-pr-merge workflow has bug allow any single line change)
+- (This line is added to show that auto-pr-merge workflow has bug allow any single line change)
+- - [Harshit Gupta](https://github.com/Ashusf90)