Update src/Storage/Storage.Management/help/Az.Storage.md

Co-authored-by: Copilot <[email protected]>

Author: blueww

src/Storage/Storage.Management/help/Az.Storage.md

@@ -156,7 +156,7 @@ Gets service properties for Azure Storage File services.
 Gets the usage of file service in storage account including account limits, file share limits and constants used in recommendations and bursting formula.
 
 ### [Get-AzStorageFileServiceUsage](Get-AzStorageFileServiceUsage.md)
-Gets the value of a symoblic link. Only works in NFS file share.
+Gets the value of a symbolic link. Only works in NFS file share.
 
 ### [Get-AzStorageLocalUser](Get-AzStorageLocalUser.md)
 Gets a specified local user or lists all local users in a storage account.