Bump buildroot to 2025.02.12 (LTS)

Alot of CVE fixes, see https://github.com/buildroot/buildroot/blob/2025.02.x/CHANGES

Author: mattiaswal

buildroot

@@ -9,6 +9,7 @@ All notable changes to the project are documented in this file.
 ### Changes
 
 - Upgrade Linux kernel to 6.18.18 (LTS)
+- Upgrade Buildroot to 2025.02.12 (LTS)
 - Add support for [Banana Pi R64 Mini][BPI-R64], 5 port router with WiFi 5
 - Add support for [Raspberry Pi 400][RPI-400], an RPi 4B built into a keyboard
 - **Revamped <http://network.local> device browser**.  Device cards now