kernel: bump 6.6 to 6.6.59

kernel: bump 6.6 to 6.6.59

Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.59

Removed upstreamed:
 - generic/backport-6.6/777-netfilter-xtables-fix-typo-causing-some-targets-to-not-load-on-IPv6.patch[1]
 - generic/backport-6.6/780-24-v6.12-r8169-avoid-unsolicited-interrupts.patch[2]

All other patches automatically rebased.

1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.59&id=433742ba96baf30c21e654ce3e698ad87100593b
2. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.59&id=7d6d46b429804b1a182106e27e2f8c0e84689e1a

Signed-off-by: Mieczyslaw Nalewaj <namiltd@yahoo.com>
Link: https://github.com/openwrt/openwrt/pull/16835
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit 4fc47c60006ccacda5ef644c5447ebfcb26c0680)