Do not add the file /run/apk/db.lock to the root file system. The /run
folder should be on a tmpfs.
At runtime we should make /run point to a tmpfs. At build time we should
just remove the folder.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Link: https://github.com/openwrt/openwrt/pull/16961
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>