With the upgrade of node.js to version 16, the npm version will also change to version 8.
This fix is to support npm@8. npm@6 can also build without problems.

Signed-off-by: Hirokazu MORIKAWA <morikw2@gmail.com>
(cherry picked from commit 285efba8ea)

Add the necessary new package to build the latest version of adguardhome.
See this thread : https://github.com/openwrt/packages/pull/14717

Signed-off-by: Hirokazu MORIKAWA <morikw2@gmail.com>