chore: update the Velocity io_uring system property (#597)

* chore: reflect the iouring property changes

* fix: update correct description

* add not of the property possibly being overridden

* improve formulations

Co-authored-by: Matouš Kučera <mk@kcra.me>

---------

Co-authored-by: Matouš Kučera <mk@kcra.me>

Author: Timongcraft

src/content/docs/velocity/admin/reference/system-properties.md

@@ -80,10 +80,10 @@ The default value shown may not be set for the property but will only be used by
 - **default**: `false`
 - **description**: Whether to disable Netty's native transport methods like the io_uring support and Epoll. If set to true, Velocity will use Java's NIO transport instead.
 
-#### velocity.disable-iouring-transport
+#### velocity.enable-iouring-transport
 
 - **default**: `false`
-- **description**: Whether to disable Netty's io_uring transport method. If set to true, Velocity will use Netty's Epoll transport instead. This setting is overridden if `velocity.disable-native-transport` is set to false.
+- **description**: Enables Netty's io_uring transport when set to true. By default, Velocity only uses the Epoll (on Linux) and kqueue (on macOS) native transports. This property does not override the `velocity.disable-native-transport` property.
 
 #### velocity.natives-disabled