Move add to top preference to task defaults

app/src/main/java/org/tasks/preferences/fragments/Synchronization.kt

@@ -191,7 +191,6 @@ class Synchronization : InjectingPreferenceFragment() {
         val syncEnabled = hasGoogleAccounts || hasCaldavAccounts
         findPreference(R.string.accounts).isVisible = syncEnabled
         findPreference(R.string.sync_SPr_interval_title).isVisible = syncEnabled
-        findPreference(R.string.p_add_to_top).isVisible = syncEnabled
     }
 
     override fun inject(component: FragmentComponent) = component.inject(this)

app/src/main/java/org/tasks/themes/CustomIcons.kt

@@ -182,7 +182,8 @@ object CustomIcons {
         1157 to R.drawable.ic_fireplace_24px,
         1158 to R.drawable.ic_outdoor_grill_24px,
         1159 to R.drawable.ic_thumb_up_24px,
-        1160 to R.drawable.ic_thumb_down_24px
+        1160 to R.drawable.ic_thumb_down_24px,
+        1161 to R.drawable.ic_vertical_align_top_24px
     )
 
     @JvmStatic

app/src/main/res/drawable/ic_vertical_align_top_24px.xml

@@ -0,0 +1,5 @@
+<vector android:autoMirrored="true" android:height="24dp"
+    android:viewportHeight="24" android:viewportWidth="24"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="#FF000000" android:pathData="M8,11h3v10h2V11h3l-4,-4 -4,4zM4,3v2h16V3H4z"/>
+</vector>

app/src/main/res/xml/preferences_synchronization.xml

@@ -3,12 +3,6 @@
   xmlns:app="http://schemas.android.com/apk/res-auto"
   android:key="@string/preference_screen">
 
-  <SwitchPreferenceCompat
-    android:defaultValue="true"
-    android:key="@string/p_add_to_top"
-    android:title="@string/google_tasks_add_to_top"
-    app:isPreferenceVisible="false"/>
-
   <PreferenceCategory
     android:key="@string/accounts"
     android:title="@string/accounts"

app/src/main/res/xml/preferences_task_defaults.xml

@@ -2,6 +2,12 @@
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
   xmlns:app="http://schemas.android.com/apk/res-auto">
 
+  <SwitchPreferenceCompat
+    android:icon="@drawable/ic_vertical_align_top_24px"
+    android:defaultValue="true"
+    android:key="@string/p_add_to_top"
+    android:title="@string/google_tasks_add_to_top" />
+
   <Preference
     android:icon="@drawable/ic_list_24px"
     android:key="@string/p_default_remote_list"