Fix the alignment.

gpt4all-chat/qml/ModelDownloaderDialog.qml

@@ -49,7 +49,7 @@ Dialog {
 
         Label {
             id: listLabel
-            text: "Available Models:"
+            text: qsTr("Available Models:")
             Layout.alignment: Qt.AlignLeft
             Layout.fillWidth: true
             color: theme.textColor
@@ -57,7 +57,10 @@ Dialog {
 
         Label {
             visible: !Download.modelList.length
-            anchors.centerIn: parent
+            Layout.fillWidth: true
+            Layout.fillHeight: true
+            horizontalAlignment: Qt.AlignHCenter
+            verticalAlignment: Qt.AlignVCenter
             text: qsTr("Network error: could not retrieve http://gpt4all.io/models/models.json")
             color: theme.mutedTextColor
         }