Use the new name property to populate the Search placeholder

This way it doesn't get messed up with the results count.

discover/qml/SearchField.qml

@@ -21,7 +21,7 @@ Kirigami.SearchField
     property QtObject page
     property string currentSearchText
 
-    placeholderText: (!enabled || !page || page.hasOwnProperty("isHome") || page.title.length === 0) ? i18n("Search…") : i18n("Search in '%1'…", window.leftPage.title)
+    placeholderText: (!enabled || !page || page.hasOwnProperty("isHome") || window.leftPage.name.length === 0) ? i18n("Search…") : i18n("Search in '%1'…", window.leftPage.name)
 
     onAccepted: {
         searchField.text = searchField.text.replace(/\n/g, ' ');

discover/qml/SourcesPage.qml

@@ -12,6 +12,7 @@ DiscoverPage {
     clip: true
     title: i18n("Settings")
     property string search: ""
+    readonly property string name: title
 
     Kirigami.Action {
         id: configureUpdatesAction

discover/qml/UpdatesPage.qml

@@ -14,6 +14,7 @@ DiscoverPage
     property string footerLabel: ""
     property int footerProgress: 0
     property bool isBusy: false
+    readonly property string name: title
 
     readonly property var resourcesUpdatesModel: ResourcesUpdatesModel {
         id: resourcesUpdatesModel