[FM] Add FM permission to support FM radio app

Add FM permission like KK to support FM radio app.

Change-Id: Ifb76f63e3136a5f88306903fd28e9abbb01e69c9
Signed-off-by: Benson Huang <benson.huang@mediatek.com>

Conflicts:
	data/etc/platform.xml
diff --git a/data/etc/platform.xml b/data/etc/platform.xml
index d3869b8..9fd8a4a 100644
--- a/data/etc/platform.xml
+++ b/data/etc/platform.xml
@@ -119,6 +119,10 @@
         <group gid="audio" />
     </permission>
 
+    <permission name="android.permission.ACCESS_FM_RADIO" >
+        <group gid="media" />
+    </permission>
+
     <!-- ================================================================== -->
     <!-- ================================================================== -->
     <!-- ================================================================== -->