kernel: bump 5.15 to 5.15.81
Manually rebased:
backport-5.15/715-v6.0-net-ethernet-mtk_eth_soc-add-the-capability-to-run-m.patch
hack-5.15/645-netfilter-connmark-introduce-set-dscpmark.patch[1]
Removed upstreamed:
pending-5.15/701-netfilter-nf_flow_table-add-missing-locking.patch[2]
All other patches automatically rebased
1. Rebase by Kevin 'ldir' Darbyshire-Bryant<ldir@darbyshire-bryant.me.uk>
2. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.81&id=
8db9e60cdfdae5b049e32e82323da8f0f989066a
Build system: x86_64
Build-tested: bcm2711/RPi4B, filogic/xiaomi_redmi-router-ax6000-stock
Run-tested: bcm2711/RPi4B, filogic/xiaomi_redmi-router-ax6000-stock
Signed-off-by: John Audia <therealgraysky@proton.me>