thermostat: boost_dlg: add "temporarily in the message"

to make it clearer

soft/thermostat/lang/thermostat_fr.ts

@@ -48,8 +48,8 @@ forcée</translation>
     <name>BoostDlg</name>
     <message>
         <location filename="../src/boost_dlg.cpp" line="+31"/>
-        <source>Force %1 temperature: (actual target: %2 °C)</source>
-        <translation>Fixe la température de %1 (consigne actuelle %2 °C)</translation>
+        <source>Temporarily set %1 temperature: (actual target: %2 °C)</source>
+        <translation>Fixe temporairement la T°C de %1 (consigne actuelle %2 °C)</translation>
     </message>
     <message>
         <location line="+48"/>

soft/thermostat/src/boost_dlg.cpp

@@ -28,7 +28,7 @@ BoostDlg::BoostDlg(int idx, const QString &zoneName, double temperature,
 		   QWidget *parent, Qt::WindowFlags f) : QWidget(parent, f)
 {
 	QString sheet;
-	QLabel *room_name = new QLabel(QString(tr("Force %1 temperature: (actual target: %2 °C)")
+	QLabel *room_name = new QLabel(QString(tr("Temporarily set %1 temperature: (actual target: %2 °C)")
 					       .arg(zoneName)
 					       .arg(temperature)));