tools: firmware-utils: update to git HEAD

tools: firmware-utils: update to git HEAD

Add the new 'zycast' tool for remote flashing of Zyxel devices, support
for factory image generation for two new TP-Link devices, and improved
compatibility with two other devices.

    17de36575f1e zycast: disable build on non-Linux OS
    a5dfb5fb5e6e tplink-safeloader: add TP-Link RE205 v3 support
    c1e06daf4622 tplink-safeloader: bump EAP225-V3 compat_level
    335d063cff23 tplink-safeloader: bump EAP225-Outdoor v1 compat
    c1e69e6f9c0d tplink-safeloader: show compat_level with FW info
    e87f23849790 zycast: new tool for ZyXEL bootloader flashing
    9067281d17da tplink-safeloader: add RE365 v1

Signed-off-by: Sander Vanheule <sander@svanheule.net>