Add hectorhdzg to Azure Monitor OpenTelemetry Exporters (Azure#23838)

Author: lzchen

.github/CODEOWNERS

@@ -69,7 +69,7 @@
 /sdk/loganalytics/                                                   @alexeldeib
 
 # PRLabel: %Monitor - Exporter
-/sdk/monitor/azure-monitor-opentelemetry-exporter                    @rakshith91 @lmazuel @lzchen
+/sdk/monitor/azure-monitor-opentelemetry-exporter                    @rakshith91 @lmazuel @lzchen @hectorhdzg
 
 # PRLabel: %Monitor - Log
 /sdk/monitor/azure-monitor-query                                     @rakshith91