Scroll view for identity selector

app/src/main/res/layout/dialog_identity.xml

@@ -1,9 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<eu.faircode.email.ScrollViewEx xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:padding="24dp">
+    android:padding="24dp"
+    android:scrollbarStyle="outsideOverlay">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
 
         <eu.faircode.email.FixedTextView
             android:id="@+id/tvIdentity"
@@ -88,4 +93,5 @@
             android:layout_width="0dp"
             android:layout_height="0dp"
             app:constraint_referenced_ids="tvNoIdenties,btnFix" />
-</androidx.constraintlayout.widget.ConstraintLayout>
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</eu.faircode.email.ScrollViewEx>