Upstream DTS in 6.12 contains many changes from our copy.
Move the remaining diff, which is LED aliases, USB ports and partition
labels into a patch and drop the full copy.
Signed-off-by: Stefan Kalscheuer <stefan@stklcode.de>
Link: https://github.com/openwrt/openwrt/pull/19786
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>