Fix: Add quotes around "Start Mail" in schtasks delete example

Co-authored-by: robinharwood <19212983+robinharwood@users.noreply.github.com>

Author: Copilot

WindowsServerDocs/administration/windows-commands/schtasks-delete.md

@@ -33,7 +33,7 @@ schtasks /delete /tn {<taskname> | *} [/f] [/s <computer> [/u [<domain>\]<user>
 To delete the *Start Mail* task from the schedule of a remote computer.
 
 ```
-schtasks /delete /tn Start Mail /s Svr16
+schtasks /delete /tn "Start Mail" /s Svr16
 ```
 
 This command uses the **/s** parameter to identify the remote computer.