kernel: bump 6.6 to 6.6.65

kernel: bump 6.6 to 6.6.65

Changelog: https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.65

Update to checksum only/no patches required a rebase.
Per the changelog, this is a trivial upstream bump with only 4
commits, 2 of which being reverts.

Build system: x86/64
Build-tested: x86/64/AMD Cezanne
Run-tested: x86/64/AMD Cezanne

Signed-off-by: John Audia <therealgraysky@proton.me>
Link: https://github.com/openwrt/openwrt/pull/17217
Signed-off-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit 15e173bf7e873d004d6c665ee81d54a10ce1f868)