Fix: Escape # in mdx

Author: BornToBeRoot

Website/src/pages/download.mdx

@@ -138,10 +138,10 @@ import styles from "./styles.module.css";
     <p>You can verify the checksum with one of the following commands:</p>
     <pre>
       <code class="language-powershell">
-        # PowerShell
+        &#35; PowerShell
         Get-FileHash -Path .\NETworkManager_&#123;VERSION&#125;_Setup.msi -Algorithm SHA256
 
-        # Linux
+        &#35; Linux
         sha256sum -c NETworkManager_&#123;VERSION&#125;_SHA256SUMS
       </code>
     </pre>