Learn Editor: Update attack-surface-reduction-rules-reference.md

Author: YongRhee-MSFT

defender-endpoint/attack-surface-reduction-rules-reference.md

@@ -352,13 +352,10 @@ Known issues: These applications and "Block credential stealing from the Windows
 
 |Application name|For information|
 | -------- | -------- |
-||
 |Quest Dirsync Password Sync|[Dirsync Password Sync isn’t working when Windows Defender is installed, error: "VirtualAllocEx failed: 5" (4253914)](https://support.quest.com/kb/4253914/dirsync-password-sync-isn-t-working-when-windows-defender-is-installed-error-virtualallocex-failed-5)|
 
 Note: Please contact the third-party independent software vendor's about support.
 
-### Block executable content from email client and webmail
-
 This rule blocks email opened within the Microsoft Outlook application, or Outlook.com and other popular webmail providers from propagating the following file types:
 
 - Executable files (such as .exe, .dll, or .scr)