CppTools: Fix tooltip for 'Add leading asterisks'

Task-number: QTCREATORBUG-11748
Change-Id: I4d773528bd749510041d71411cf125879cfd3080
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@digia.com>

src/plugins/cpptools/completionsettingspage.ui

@@ -245,7 +245,7 @@
       <item>
        <widget class="QCheckBox" name="leadingAsterisksCheckBox">
         <property name="toolTip">
-         <string>Adds leading asterisks when continuing Qt '/*!' and Java '/**' style comments on new lines.</string>
+         <string>Adds leading asterisks when continuing C/C++ &quot;/*&quot;, Qt &quot;/*!&quot; and Java &quot;/**&quot; style comments on new lines.</string>
         </property>
         <property name="text">
          <string>Add leading asterisks</string>