search-bar: fix reference to missing module

fixes "ReferenceError: CurrentAccount is not defined"

Change-Id: I859766cf543ed4e63f1bd478700e4fc431fa097f

src/app/commoncomponents/UsernameLineEdit.qml

@@ -19,6 +19,7 @@
 import QtQuick
 import Qt5Compat.GraphicalEffects
 
+import net.jami.Adapters 1.1
 import net.jami.Models 1.1
 import net.jami.Constants 1.1