Unless tested, generic version can start gaining bugs. With a separate
build tag we can have the best of both worlds:
1. Use optimized implementation for linux by default.
2. Run tests or benchmarks for both. Note that they are not actually
run automatically now, but this is at leas possible.
Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
Metabase test relied on this behaviour, so fix the test too.
Cherry-picking was hard and did too many conflicts,
here is an original PR:
https://github.com/nspcc-dev/neofs-node/pull/2624
Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
