Removed user from auto_assign.yml

This user is no longer with the OpenSPP project

Author: kneckinator

.github/auto_assign.yml

@@ -10,7 +10,6 @@ reviewers:
   - gonzalesedwin1123
   - emjay0921
   - reichie020212
-  - nhatnm0612
 
 # A number of reviewers added to the PR
 # Set 0 to add all the reviewers (default: 0)