kernel: bump 5.15 to 5.15.72
Removed upstreamed:
generic/pending-5.15/722-net-mt7531-only-do-PLL-once-after-the-reset.patch[1]
bcm53xx/patches-5.15/082-v6.0-clk-iproc-Do-not-rely-on-node-name-for-correct-PLL-s.patch[2]
All other patches automatically rebased
Build system: x86_64
Build-tested: bcm2711/RPi4B, mt7622/RT3200, mvebu/cortexa72
Run-tested: bcm2711/RPi4B, mt7622/RT3200, mvebu/cortexa72 (RB5009UG+S+IN)
1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.72&id=
5de02ab84aeca765da0e4d8e999af35325ac67c2
2. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.72&id=
ab5c5787ab5ecdc4a7ea20b4ef542579e1beb49d
Signed-off-by: John Audia <therealgraysky@proton.me>