Merge pull request #316 from pagerwho/patch-1

Update to correct spelling error

Author: craigg-msft

docs/relational-databases/backup-restore/sql-server-backup-to-url.md

@@ -351,7 +351,7 @@ After succesfully running the script, copy the `CREATE CREDENTIAL` command to a
    (SELECT * FROM sys.credentials   
    WHERE name = 'https://<mystorageaccountname>.blob.core.windows.net/<mystorageaccountcontainername>')  
    CREATE CREDENTIAL [https://<mystorageaccountname>.blob.core.windows.net/<mystorageaccountcontainername>] 
-      WITH IDENTITY = 'SHARED ACCESS IGNATURE',  
+      WITH IDENTITY = 'SHARED ACCESS SIGNATURE',  
       SECRET = '<SAS_TOKEN>';  
    ```