Android: Add Settings Activity to new UI.

Source/Android/app/src/arm_64/res/values/arrays.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!-- All lists for ListPreference keys/values are placed here -->
+<resources>
+
+    <!-- New UI CPU Core selection - ARM64 -->
+    <string-array name="string_emu_cores" translatable="false">
+        <item>@string/interpreter</item>
+        <item>@string/jit_arm64_recompiler</item>
+    </string-array>
+    <string-array name="int_emu_cores" translatable="false">
+        <item>0</item>
+        <item>4</item>
+    </string-array>
+
+</resources>