fix(app): little fixes

tests/ui/Linphone/Dialog/ConfirmDialog.qml

-import QtQuick 2.7
-
 import Linphone 1.0
 import Linphone.Styles 1.0
 

tests/ui/Linphone/Dialog/DialogDescription.qml

@@ -10,8 +10,9 @@ Item {
     property alias text: description.text
 
     height: (!text && DialogStyle.description.verticalMargin) || undefined
-    implicitHeight: (text && (description.implicitHeight + DialogStyle.description.verticalMargin * 2)) ||
-        0
+    implicitHeight: (text && (
+        description.implicitHeight + DialogStyle.description.verticalMargin * 2
+    )) || 0
 
     Text {
         id: description

tests/ui/Views/MainWindow/MainWindow.qml

@@ -167,7 +167,7 @@ ApplicationWindow {
         Loader {
             Layout.fillHeight: true
             Layout.fillWidth: true
-            source: 'qrc:/ui/Views/MainWindow/Conversation.qml'
+            source: 'qrc:/ui/Views/MainWindow/Contacts.qml'
         }
     }