Update onboard-downlevel.md

Author: paulinbar

defender-endpoint/onboard-downlevel.md

@@ -41,11 +41,13 @@ To onboard down-level Windows client endpoints to Defender for Endpoint, you can
 **Defender endpoint security solution**
 
 - Windows 7 SP1 Pro
+- Windows 7 SP1 Enterprise
 - Windows Server 2008 R2 SP1
 
 **MMA/SCEP**
 
 - Windows 7 SP1 Pro
+- Windows 7 SP1 Enterprise
 - Windows 8.1 Pro
 - Windows 8.1
 - Windows Server 2008 R2 SP1
@@ -344,4 +346,4 @@ You can use either of the following methods:
     $AgentCfg.ReloadConfiguration()
     ```
 
-[!INCLUDE [Microsoft Defender for Endpoint Tech Community](../includes/defender-mde-techcommunity.md)]
+[!INCLUDE [Microsoft Defender for Endpoint Tech Community](../includes/defender-mde-techcommunity.md)]