Scale legacy sigop count in CreateNewBlock

Github-Pull: #8362
Rebased-From: 682aa0f289

src/miner.cpp

@@ -187,7 +187,7 @@ CBlockTemplate* BlockAssembler::CreateNewBlock(const CScript& scriptPubKeyIn)
     UpdateTime(pblock, chainparams.GetConsensus(), pindexPrev);
     pblock->nBits          = GetNextWorkRequired(pindexPrev, pblock, chainparams.GetConsensus());
     pblock->nNonce         = 0;
-    pblocktemplate->vTxSigOpsCost[0] = GetLegacySigOpCount(pblock->vtx[0]);
+    pblocktemplate->vTxSigOpsCost[0] = WITNESS_SCALE_FACTOR * GetLegacySigOpCount(pblock->vtx[0]);
 
     CValidationState state;
     if (!TestBlockValidity(state, chainparams, *pblock, pindexPrev, false, false)) {