Add Permission for needMobileRadioShutdown

Test: cts
Bug: 145554073
Change-Id: I483e6ca4c73a56c5fdc0ab24cea14b3b503d75e0
Merged-In: I483e6ca4c73a56c5fdc0ab24cea14b3b503d75e0
(cherry picked from commit fa7b6b3815c61ac7c73e5e7874b9b0243183da77)
diff --git a/src/com/android/phone/PhoneInterfaceManager.java b/src/com/android/phone/PhoneInterfaceManager.java
index 2c0c5de..318e086 100755
--- a/src/com/android/phone/PhoneInterfaceManager.java
+++ b/src/com/android/phone/PhoneInterfaceManager.java
@@ -1777,6 +1777,7 @@
     }
 
     public boolean needMobileRadioShutdown() {
+        enforceReadPrivilegedPermission("needMobileRadioShutdown");
         /*
          * If any of the Radios are available, it will need to be
          * shutdown. So return true if any Radio is available.