edited intro to malware scanning

Author: snicklezzz

articles/defender-for-cloud/introduction-malware-scanning.md

@@ -163,7 +163,7 @@ These resources are required for malware scanning to function. If any of them ar
 
 * **Unsupported protocols:** Blobs uploaded using the Network File System (NFS) 3.0 protocol aren’t scanned.  
 
-* **Blob index tags:** Index tags for storage accounts with hierarchical namespaces enabled (Azure Data Lake Storage Gen2) are supported in public preview. You can opt in to this pre-release feature - "Blob Tags for Hierarchical Namespace".
+* **Blob index tags:** Index tags for storage accounts with hierarchical namespaces enabled (Azure Data Lake Storage Gen2) are available in public preview. To use this feature, opt in to "Blob Tags for Hierarchical Namespace".
 
 * **Unsupported regions:** Not all regions currently support malware scanning. For the latest list, see [Defender for Cloud availability](https://azure.microsoft.com/pricing/details/defender-for-cloud/).