Update CODEOWNERS
Added Sebastian and Satya(PM)
/sdk/containerregistry/ @YalinLi0312
# PRLabel: %Digital Twins
-/sdk/digitaltwins/ @johngallardo @Aashish93-stack
+/sdk/digitaltwins/ @johngallardo @Aashish93-stack @sjiherzig @Satya-Kolluri
# PRLabel: %VideoAnalyzer
/sdk/videoanalyzer/ @hivyas
