Add pallavx and pdotl to reviewers

.github/auto_assign.yml

@@ -6,6 +6,8 @@ addAssignees: false
 
 # A list of reviewers to be added to pull requests (GitHub user name)
 reviewers:
+  - pallavx
+  - pdotl
   - phantsure
   - kotewar
   - aparna-ravindra