ARM: dts: armada388-clearfog: drop future changes disclaimer

The current device-tree description of the SolidRun Armada 38x platforms
has been successfully tested with production systems.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Acked-by: Jon Nettleton <jon@solid-run.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>