Revert Learn note style

There's already one nearby.

Author: garycentric

defender-endpoint/linux-static-proxy-configuration.md

@@ -61,8 +61,7 @@ During installation, the `HTTPS_PROXY` environment variable must be passed to th
 
 The `HTTPS_PROXY` environment variable may similarly be defined during uninstallation.
 
-> [!NOTE]
-> Installation and uninstallation will not necessarily fail if a proxy is required but not configured. However, telemetry won't be submitted, and the operation could take longer due to network timeouts.
+Note that installation and uninstallation will not necessarily fail if a proxy is required but not configured. However, telemetry won't be submitted, and the operation could take longer due to network timeouts.
 
 ## Post installation configuration