kernel: bump 6.12 to 6.12.59

kernel: bump 6.12 to 6.12.59

Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.59

All patches automatically rebased.

Build system: x86/64
Build-tested: flogic/xiaomi_redmi-router-ax6000-ubootmod, ramips/tplink_archer-a6-v3, x86/64-glibc
Run-tested: flogic/xiaomi_redmi-router-ax6000-ubootmod, ramips/tplink_archer-a6-v3, x86/64-glibc (Intel N150)

Signed-off-by: John Audia <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/20916
Signed-off-by: Hauke Mehrtens <[email protected]>