Update CODEOWNERS (#13577)
Update CODEOWNERS (#13577)

Adding myself to /sdk/storage
Azure/azure-sdk-for-java,selvasingh/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,selvasingh/azure-sdk-for-java,Azure/azure-sdk-for-java,selvasingh/azure-sdk-for-java