barebox: upgrade 2024.12.0 -> 2025.02.0

barebox: upgrade 2024.12.0 -> 2025.02.0

Due to some musl build issues with 2025.01.0, we skip this version and
move forward to 2025.02.0 directly.

Changes in 2025.01.0
--------------------

* Added LLVM/Clang support for the sandbox architecture.
* Enabled command execution from the sandbox command line.
* Improved TFTP with dentry caching and default-disabled window size.
* Introduced hardening features: register zeroing, stack variable
  initialization, and malloc buffer zeroing.
* Enhanced AM625 support with network support, watchdog driver, and
  bootsource detection.

Changelog: https://lore.barebox.org/barebox/Z4oUYdHXEAtnkySC@pengutronix.de/T/#u

Changes in 2025.02.0
--------------------

* Several memory overflow fixes for different filesystems.
* Added 'Security Considerations' guideline:
  https://www.barebox.org/doc/latest/user/security.html
* Added FIT image build target for booting barebox 2nd stage from a
  U-Boot with the bootm command (for development purpose).
* AM625 1st stage support including DDR, clock and power domain drivers.
* Added support for the AM625-SK board
* Added support for the Pine64 PineTab 2 (Rockchip)
* CVE's fixed:
  - CVE-2025-26721
  - CVE-2025-26722
  - CVE-2025-26723
  - CVE-2025-26724
  - CVE-2025-26725

Changelog: https://lore.barebox.org/barebox/Z7iJIYuoxZAja_F7@pengutronix.de/T/#u

Signed-off-by: Enrico Jörns <ejo@pengutronix.de>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>