Merge pull request #621 from microsoft/psl-update-codeowner

chore: Updated the code owners

Author: Prajwal-Microsoft

.github/CODEOWNERS

@@ -2,5 +2,5 @@
 # Each line is a file pattern followed by one or more owners.
 
 # These owners will be the default owners for everything in the repo.
-* @toherman-msft @Avijit-Microsoft @Roopan-Microsoft @Prajwal-Microsoft @Vinay-Microsoft @malrose07 @aniaroramsft
+* @toherman-msft @Avijit-Microsoft @Roopan-Microsoft @Prajwal-Microsoft @Vinay-Microsoft @malrose07 @aniaroramsft @nchandhi