kernel: bump 6.6 to 6.6.60

kernel: bump 6.6 to 6.6.60

Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.60

Removed upstreamed:
	generic/backport-6.6/409-mtd-spi-nor-winbond-fix-w25q128-regression.patch

All other patches automatically rebased.

1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.6.60&id=27a58a19bd20a7afe369da2ce6d4ebea70768acd

Build system: x86/64
Build-tested: x86/64/AMD Cezanne, flogic/glinet_gl-mt6000, flogic/xiaomi_redmi-router-ax6000-ubootmod, ramips/tplink_archer-a6-v3
Run-tested: x86/64/AMD Cezanne, flogic/glinet_gl-mt6000, flogic/xiaomi_redmi-router-ax6000-ubootmod, ramips/tplink_archer-a6-v3

Signed-off-by: John Audia <therealgraysky@proton.me>
Link: https://github.com/openwrt/openwrt/pull/16892
Signed-off-by: Nick Hainke <vincent@systemli.org>