update codeowners for workspace (Azure#37661)

Author: PratibhaShrivastav18

.github/CODEOWNERS

@@ -300,9 +300,9 @@
 /sdk/ml/pipeline.tests.yml                                           @wangchao1230 @eniac871 @kingernupur @achauhan-scc
 
 # PRLabel: %ML-Workspace
-/sdk/ml/azure-ai-ml/azure/ai/ml/_schema/workspace/                            @seanyao1 @debuggerXi
-/sdk/ml/azure-ai-ml/azure/ai/ml/entities/_workspace/                          @seanyao1 @debuggerXi
-/sdk/ml/azure-ai-ml/azure/ai/ml/operations/_workspace_operations.py           @seanyao1 @debuggerXi
+/sdk/ml/azure-ai-ml/azure/ai/ml/_schema/workspace/                            @seanyao1 @debuggerXi @kingernupur @achauhan-scc
+/sdk/ml/azure-ai-ml/azure/ai/ml/entities/_workspace/                          @seanyao1 @debuggerXi @kingernupur @achauhan-scc
+/sdk/ml/azure-ai-ml/azure/ai/ml/operations/_workspace_operations.py           @seanyao1 @debuggerXi @kingernupur @achauhan-scc
 
 # PRLabel: %ML-ImportJob
 /sdk/ml/azure-ai-ml/azure/ai/ml/_schema/job/import_job.py                     @xiongrenyi