[localeq] remove obsolete vars & comments

set index in i18n.qml to -1, old settings were just for reading from the bogus model
current model uses strings, so index fails to read from it.  This fixes cala crashing on loading i18n.qml

src/modules/localeq/i18n.qml

@@ -74,7 +74,7 @@ Item {
 
                         model: config.supportedLocales
 
-                        currentIndex: 1
+                        currentIndex: -1
                         highlight: Rectangle {
                             color: Kirigami.Theme.highlightColor
                         }
@@ -133,10 +133,9 @@ Item {
                         width: 180; height: 200
                         focus: true
 
-                        // bogus entries, need to come from Locale config
                         model: config.supportedLocales
 
-                        currentIndex: 2
+                        currentIndex: -1
                         highlight: Rectangle {
                             color: Kirigami.Theme.highlightColor
                         }

src/modules/localeq/localeq.qml

@@ -29,9 +29,6 @@ Page {
     width: 800
     height: 550
 
-    property var confLang: "American English"
-    property var confLocale: "Nederland"
-
     Loader {
         id: image
         anchors.horizontalCenter: parent.horizontalCenter