FP2: fix typo in brightness overlay and unblock auto brightness

Issue: FP2P-257
Change-Id: Idb7c04e41fa23882b366f7070342107d7f86a16d
diff --git a/overlay/frameworks/base/core/res/res/values/config.xml b/overlay/frameworks/base/core/res/res/values/config.xml
index 508ae9d..ba80656 100644
--- a/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/overlay/frameworks/base/core/res/res/values/config.xml
@@ -89,8 +89,8 @@
         <item>74</item>   <!-- 1000-2000 -->
         <item>120</item>  <!-- 2000-3000 -->
         <item>164</item>  <!-- 3000-5000 -->
-        <item>255</item>  <!-- 5000-10000 -->
-        <item>225</item>  <!-- 10000-30000 -->
+        <item>225</item>  <!-- 5000-10000 -->
+        <item>255</item>  <!-- 10000-30000 -->
         <item>255</item>  <!-- 30000+ -->
     </integer-array>