qt: Avoid error prone leading spaces in translatable strings

src/qt/psbtoperationsdialog.cpp

@@ -174,12 +174,13 @@ void PSBTOperationsDialog::updateTransactionDisplay() {
 QString PSBTOperationsDialog::renderTransaction(const PartiallySignedTransaction &psbtx)
 {
     QString tx_description;
+    QLatin1String bullet_point(" * ");
     CAmount totalAmount = 0;
     for (const CTxOut& out : psbtx.tx->vout) {
         CTxDestination address;
         ExtractDestination(out.scriptPubKey, address);
         totalAmount += out.nValue;
-        tx_description.append(tr(" * Sends %1 to %2")
+        tx_description.append(bullet_point).append(tr("Sends %1 to %2")
             .arg(BitcoinUnits::formatWithUnit(BitcoinUnit::BTC, out.nValue))
             .arg(QString::fromStdString(EncodeDestination(address))));
         // Check if the address is one of ours
@@ -188,7 +189,7 @@ QString PSBTOperationsDialog::renderTransaction(const PartiallySignedTransaction
     }
 
     PSBTAnalysis analysis = AnalyzePSBT(psbtx);
-    tx_description.append(" * ");
+    tx_description.append(bullet_point);
     if (!*analysis.fee) {
         // This happens if the transaction is missing input UTXO information.
         tx_description.append(tr("Unable to calculate transaction fee or total transaction amount."));

src/qt/sendcoinsdialog.cpp

@@ -302,7 +302,7 @@ bool SendCoinsDialog::PrepareSendText(QString& question_string, QString& informa
         // generate amount string with wallet name in case of multiwallet
         QString amount = BitcoinUnits::formatWithUnit(model->getOptionsModel()->getDisplayUnit(), rcp.amount);
         if (model->isMultiwallet()) {
-            amount.append(tr(" from wallet '%1'").arg(GUIUtil::HtmlEscape(model->getWalletName())));
+            amount = tr("%1 from wallet '%2'").arg(amount, GUIUtil::HtmlEscape(model->getWalletName()));
         }
 
         // generate address string

src/qt/transactiondesc.cpp

@@ -323,7 +323,7 @@ QString TransactionDesc::toHTML(interfaces::Node& node, interfaces::Wallet& wall
             if (!GetPaymentRequestMerchant(r.second, merchant)) {
                 merchant.clear();
             } else {
-                merchant += tr(" (Certificate was not verified)");
+                merchant = tr("%1 (Certificate was not verified)").arg(merchant);
             }
             if (!merchant.isNull()) {
                 strHTML += "<b>" + tr("Merchant") + ":</b> " + GUIUtil::HtmlEscape(merchant) + "<br>";

src/qt/walletcontroller.cpp

@@ -472,10 +472,10 @@ void MigrateWalletActivity::migrate(WalletModel* wallet_model)
         if (res) {
             m_success_message = tr("The wallet '%1' was migrated successfully.").arg(GUIUtil::HtmlEscape(res->wallet->getWalletName()));
             if (res->watchonly_wallet_name) {
-                m_success_message += tr(" Watchonly scripts have been migrated to a new wallet named '%1'.").arg(GUIUtil::HtmlEscape(res->watchonly_wallet_name.value()));
+                m_success_message += QChar(' ') + tr("Watchonly scripts have been migrated to a new wallet named '%1'.").arg(GUIUtil::HtmlEscape(res->watchonly_wallet_name.value()));
             }
             if (res->solvables_wallet_name) {
-                m_success_message += tr(" Solvable but not watched scripts have been migrated to a new wallet named '%1'.").arg(GUIUtil::HtmlEscape(res->solvables_wallet_name.value()));
+                m_success_message += QChar(' ') + tr("Solvable but not watched scripts have been migrated to a new wallet named '%1'.").arg(GUIUtil::HtmlEscape(res->solvables_wallet_name.value()));
             }
             m_wallet_model = m_wallet_controller->getOrCreateWallet(std::move(res->wallet));
         } else {