Removing READ_PHONE_STATE perm since PRIVILEGED_PHONE_STATE is also used

Bug: 22376654
Change-Id: I437f9bf324950cb70bae5be76699824da5897a6f
diff --git a/ExampleImsFramework/AndroidManifest.xml b/ExampleImsFramework/AndroidManifest.xml
index 3b049a3..4feb2ea 100644
--- a/ExampleImsFramework/AndroidManifest.xml
+++ b/ExampleImsFramework/AndroidManifest.xml
@@ -20,7 +20,6 @@
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
-    <uses-permission android:name="android.permission.READ_PHONE_STATE" />
     <uses-permission android:name="android.permission.READ_PRIVILEGED_PHONE_STATE" />
 
     <application android:name="ImsFrameworkApp"