[trivial] Fix error messages in CFeeBumper #11597

 195 | @@ -196,7 +196,13 @@ CFeeBumper::CFeeBumper(const CWallet *pWallet, const uint256 txidIn, const CCoin
 196 |      // moment earlier. In this case, we report an error to the user, who may use totalFee to make an adjustment.
 197 |      CFeeRate minMempoolFeeRate = mempool.GetMinFee(gArgs.GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000);
 198 |      if (nNewFeeRate.GetFeePerK() < minMempoolFeeRate.GetFeePerK()) {
 199 | -        vErrors.push_back(strprintf("New fee rate (%s) is less than the minimum fee rate (%s) to get into the mempool. totalFee value should to be at least %s or settxfee value should be at least %s to add transaction.", FormatMoney(nNewFeeRate.GetFeePerK()), FormatMoney(minMempoolFeeRate.GetFeePerK()), FormatMoney(minMempoolFeeRate.GetFee(maxNewTxSize)), FormatMoney(minMempoolFeeRate.GetFeePerK())));
 200 | +        vErrors.push_back(strprintf(
 201 | +            "New fee rate (%s) is lower than the minimum fee rate (%s) to get into the mempool. "
 202 | +            "The totalFee value should be at least %s or the settxfee value should be at least %s to add transaction.",

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 289 | @@ -284,7 +290,7 @@ bool CFeeBumper::commit(CWallet *pWallet)
 290 |          // along with an exception. It would be good to return information about
 291 |          // wtxBumped to the caller even if marking the original transaction
 292 |          // replaced does not succeed for some reason.
 293 | -        vErrors.push_back("Error: Created new bumpfee transaction but could not mark the original transaction as replaced.");
 294 | +        vErrors.push_back("Error: Created new bumpfee transaction but could not mark the original transaction as replaced");

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 272 | @@ -267,15 +273,15 @@ bool CFeeBumper::commit(CWallet *pWallet)
 273 |      CValidationState state;
 274 |      if (!pWallet->CommitTransaction(wtxBumped, reservekey, g_connman.get(), state)) {
 275 |          // NOTE: CommitTransaction never returns false, so this should never happen.
 276 | -        vErrors.push_back(strprintf("Error: The transaction was rejected! Reason given: %s", state.GetRejectReason()));
 277 | +        vErrors.push_back(strprintf("The transaction was rejected! Reason given: %s", state.GetRejectReason()));

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