NiPoPow validation bug. SPV workflow example test (JS/Swift) against the node should be red.

[greenhat]

Due to the missing header sorting in NiPoPoW proof generation on the node (see discord - https://discord.com/channels/668903786361651200/669989266478202917/1068265316846674001 ), our tests against live node should be red (until the fix propagates).

The fix in the node proof generation - https://github.com/ergoplatform/ergo/pull/1937/files#diff-e0c888d1f0cf0be7f62432527eb00a6c545904f9335ccc87e145cae6e8e7817a in ergoplatform/ergo#1937 PR

Ref #495