fix code snippet

Author: DeCohen

defender-endpoint/mde-demonstration-amsi.md

@@ -60,20 +60,19 @@ In this demonstration article, you have two engine choices to test AMSI:
 
    The result should be as follows:
 
-# Attempt to execute the AMSI Test Sample
-
-    ```powershell
-    Invoke-Expression : At line:1 char:1
-    + AMSI Test Sample: 7e72c3ce-861b-4339-8740-8ac1484c1386
-    + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-    This script contains malicious content and has been blocked by your antivirus software.
-
-    At C:\Users\Admin\Desktop\AMSI_PoSh_script.ps1:3 char:1
-    + Invoke-Expression $testString
-    + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-    + CategoryInfo          : ParserError: (:) [Invoke-Expression], ParseException
-    + FullyQualifiedErrorId : ScriptContainedMaliciousContent,Microsoft.PowerShell.Commands.InvokeExpressionCommand
-   ```
+### Attempt to execute the AMSI Test Sample
+
+```powershell
+   Invoke-Expression : At line:1 char:1
+   + AMSI Test Sample: 7e72c3ce-861b-4339-8740-8ac1484c1386
+   + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+   This script contains malicious content and has been blocked by your antivirus software.
+   At C:\Users\Admin\Desktop\AMSI_PoSh_script.ps1:3 char:1
+   + Invoke-Expression $testString
+   + ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+   + CategoryInfo          : ParserError: (:) [Invoke-Expression], ParseException
+   + FullyQualifiedErrorId : ScriptContainedMaliciousContent,Microsoft.PowerShell.Commands.InvokeExpressionCommand
+```
 
 
    :::image type="content" source="media/mde-demonstrations-amsi/test-amsi-powershell-results.png" alt-text="Screenshot showing the results of the AMSI test sample. It should show a threat was detected." lightbox="media/mde-demonstrations-amsi/test-amsi-powershell-results.png":::