Mining: fix newline

pages/Mining.qml

@@ -67,7 +67,7 @@ Rectangle {
 
         MoneroComponents.TextPlain {
             id: soloMainLabel
-            text: qsTr("Mining with your computer helps strengthen the Monero network. The more that people mine, the harder it is for the network to be attacked, and every little bit helps.<br> <br>Mining also gives you a small chance to earn some Monero. Your computer will create hashes looking for block solutions. If you find a block, you will get the associated reward. Good luck!") + translationManager.emptyString
+            text: qsTr("Mining with your computer helps strengthen the Monero network. The more that people mine, the harder it is for the network to be attacked, and every little bit helps.\n\nMining also gives you a small chance to earn some Monero. Your computer will create hashes looking for block solutions. If you find a block, you will get the associated reward. Good luck!") + translationManager.emptyString
             wrapMode: Text.Wrap
             Layout.fillWidth: true
             font.family: MoneroComponents.Style.fontRegular.name