Bug 1984735 - Move app icon selection to the top of the customise screen r=android-reviewers,gmalekpour

Differential Revision: https://phabricator.services.mozilla.com/D262884

Author: mavduevskiy

mobile/android/fenix/app/src/main/res/xml/customization_preferences.xml

@@ -5,6 +5,15 @@
 <androidx.preference.PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:key="@string/pref_key_customization_preference_screen" >
+    <androidx.preference.PreferenceCategory
+        android:layout="@layout/preference_cat_style"
+        android:title="@string/preferences_app_icon"
+        android:key="@string/pref_key_customization_category_app_icon"
+        app:iconSpaceReserved="false">
+        <org.mozilla.fenix.iconpicker.ui.AppIconPreference
+            android:key="@string/pref_key_app_icon" />
+    </androidx.preference.PreferenceCategory>
+
     <androidx.preference.PreferenceCategory
         android:layout="@layout/preference_cat_style"
         android:title="@string/preferences_theme"
@@ -60,16 +69,6 @@
             android:title="@string/preference_tab_strip_show" />
     </androidx.preference.PreferenceCategory>
 
-    <androidx.preference.PreferenceCategory
-        android:layout="@layout/preference_cat_style"
-        android:title="@string/preferences_app_icon"
-        android:key="@string/pref_key_customization_category_app_icon"
-        app:iconSpaceReserved="false">
-
-        <org.mozilla.fenix.iconpicker.ui.AppIconPreference
-            android:key="@string/pref_key_app_icon" />
-    </androidx.preference.PreferenceCategory>
-
     <androidx.preference.PreferenceCategory
         android:layout="@layout/preference_cat_style"
         android:title="@string/preferences_toolbar_layout"