Add @hongxiayang (#481)

Author: gshtras

.github/CODEOWNERS

@@ -1,14 +1,14 @@
 # See https://help.github.com/articles/about-codeowners/
 # for more info about CODEOWNERS file
 
-* @shajrawi @gshtras @maleksan85 @sunway513
+* @shajrawi @gshtras @maleksan85 @sunway513 @hongxiayang
 
-/csrc/ @charlifu @mawong-amd @shajrawi @gshtras @maleksan85 @sunway513
-/vllm/ @charlifu @mawong-amd @shajrawi @gshtras @maleksan85 @sunway513
+/csrc/ @charlifu @mawong-amd @shajrawi @gshtras @maleksan85 @sunway513 @hongxiayang
+/vllm/ @charlifu @mawong-amd @shajrawi @gshtras @maleksan85 @sunway513 @hongxiayang
 
-fused_moe @divakar-amd @shajrawi @gshtras @maleksan85 @sunway513
+fused_moe @divakar-amd @shajrawi @gshtras @maleksan85 @sunway513 @hongxiayang
 
-/tests/ @Alexei-V-Ivanov-AMD @shajrawi @gshtras @maleksan85 @sunway513
-/.buildkite/ @Alexei-V-Ivanov-AMD @shajrawi @gshtras @maleksan85 @sunway513
+/tests/ @Alexei-V-Ivanov-AMD @shajrawi @gshtras @maleksan85 @sunway513 @hongxiayang
+/.buildkite/ @Alexei-V-Ivanov-AMD @shajrawi @gshtras @maleksan85 @sunway513 @hongxiayang
 
-/benchmarks/profiling @AdrianAbeyta @dllehr-amd @shajrawi @gshtras @maleksan85 @sunway513
+/benchmarks/profiling @AdrianAbeyta @dllehr-amd @shajrawi @gshtras @maleksan85 @sunway513 @hongxiayang