fa2406a50a zmq: Fix implicit-integer-sign-change (MarcoFalke)
Pull request description:
uint256::begin() returns unsigned data, so there is no reason to make it signed.
Fix that and remove the sanitizer suppression.
ACKs for top commit:
hebasto:
ACK fa2406a50a
PastaPastaPasta:
utACK fa2406a50a, I have reviewed the code and think it makes sense
Tree-SHA512: 150ebcf3fdc3e0f60b6fd8e5fe638737b01e8a0863296bd545fb5ed17d33ab23b2ff94204996aa7b4617650b7383bd86ed2d2bf46746b410feae449de179a2bd