For #8346: Update add-on-permissions fragment to be scrollable (#8352)

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

@@ -3,26 +3,31 @@
    - License, v. 2.0. If a copy of the MPL was not distributed with this
    - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
 
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<ScrollView 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">
 
-    <androidx.recyclerview.widget.RecyclerView
-        android:id="@+id/add_ons_permissions"
+    <RelativeLayout
         android:layout_width="match_parent"
-        android:layout_height="wrap_content" />
+        android:layout_height="wrap_content" >
 
-    <TextView
-        android:id="@+id/learn_more_label"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_below="@+id/add_ons_permissions"
-        android:background="?attr/selectableItemBackground"
-        android:padding="16dp"
-        android:paddingStart="16dp"
-        android:paddingEnd="16dp"
-        android:text="@string/mozac_feature_addons_learn_more"
-        app:drawableEndCompat="@drawable/mozac_ic_link"
-        app:drawableTint="?android:attr/textColorPrimary" />
-</RelativeLayout>
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/add_ons_permissions"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content" />
+
+        <TextView
+            android:id="@+id/learn_more_label"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_below="@+id/add_ons_permissions"
+            android:background="?attr/selectableItemBackground"
+            android:padding="16dp"
+            android:paddingStart="16dp"
+            android:paddingEnd="16dp"
+            android:text="@string/mozac_feature_addons_learn_more"
+            app:drawableEndCompat="@drawable/mozac_ic_link"
+            app:drawableTint="?android:attr/textColorPrimary" />
+    </RelativeLayout>
+</ScrollView>