Typo "**Use ～ validation"→"**Use ～ validation**"

https://docs.microsoft.com/en-us/azure/dns/dns-custom-domain

Author: hyoshioka0128

articles/dns/dns-custom-domain.md

@@ -129,7 +129,7 @@ Navigate to your DNS Zone and click **+ Record set**. Fill out the following inf
 |TTL unit     | Hours        | Hours are used as the time measurement         |
 |Alias     | asverify.adatumfunctiona9ed.blob.core.windows.net        | The DNS name you are creating the alias for, in this example it is the asverify.adatumfunctiona9ed.blob.core.windows.net DNS name provided by default to the storage account.        |
 
-Navigate back to your storage account by clicking **Storage** > **Storage Accounts**, select your storage account and click **Custom domain**. Type in the alias you created without the asverify prefix in the text box, check **Use indirect CNAME validation, and click **Save**. Once this step is complete, return to your DNS zone and create a CNAME record without the asverify prefix.  After that point, you are safe to delete the CNAME record with the cdnverify prefix.
+Navigate back to your storage account by clicking **Storage** > **Storage Accounts**, select your storage account and click **Custom domain**. Type in the alias you created without the asverify prefix in the text box, check **Use indirect CNAME validation**, and click **Save**. Once this step is complete, return to your DNS zone and create a CNAME record without the asverify prefix.  After that point, you are safe to delete the CNAME record with the cdnverify prefix.
 
 ![blob storage custom domain](./media/dns-custom-domain/indirectvalidate.png)